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Dex223: a decentralized exchange for ERC-223 and ERC-20 tokens Dex223 is a decentralized exchange (DEX) on Ethereum built around the ERC-223 token standard. It lets users trade both ERC-223 and ERC-20 tokens, and it includes a converter that wraps any ERC-20 token as ERC-223 and back. The project is led by Dexaran, the author of ERC-223 and founder of Ethereum Commonwealth and Callisto Network. The exchange app is available at app.dex223.io on Ethereum mainnet. Several features are still on testnet or listed as coming soon, so check the current status of each feature before using it with real funds. What it is Most Ethereum tokens follow ERC-20, which uses an approve-then-transfer pattern. A known weakness of ERC-20 is that tokens sent directly to a contract that cannot handle them can be lost permanently. ERC-223 changes the transfer model so a receiving contract is notified and can reject tokens it does not support, which behaves more like sending ether. EIP-223 has Final status in the Ethereum improvement process, although adoption is still limited and it is not backward compatible with ERC-20. Dex223 is designed so that an ERC-20 token and its ERC-223 version can share liquidity, rather than splitting trading between two separate pools. Key features Swaps: trade ERC-20 and ERC-223 tokens from your own wallet. ERC-223 swaps do not need a separate token approval step. The project reports roughly 15% lower gas for ERC-223 swaps than for equivalent ERC-20 swaps. Pools: liquidity providers can add tokens to pools and earn trading fees. Token converter: the converter wraps an ERC-20 token as ERC-223 and unwraps it again. It is based on ERC-7417, a proposal that is still in Review status. Permissionless listing: an auto-listing contract lets anyone list a token without asking the team. Margin trading: an "encapsulated" margin trading design, where lenders set terms and collateral rules without relying on external price oracles. At the time of writing it runs on the Sepolia test app only, and mainnet margin trading and its audit are listed as future milestones. Borrow and lend: shown in the app as coming soon. The D223 token D223 is the project's ERC-223 token on Ethereum, with a maximum supply of 8 billion. The project says token holders are meant to share in trading and listing fees and to vote on platform settings such as fees and listing rules, with some of these functions still rolling out. D223 was sold in presale and public sale rounds from late 2023 through 2024, and BitMart announced a D223 listing in January 2025. No public sale is currently running. This listing does not recommend buying or holding D223. Supported networks and Vaulta Dex223 is live on Ethereum mainnet. The project has named Avalanche, BSC, EOS EVM (now Vaulta EVM), Celo, Base, Optimism, and Arbitrum as planned deployment targets, and says the plan may change. We could not confirm live liquidity on any chain other than Ethereum. Vaulta users should note that the public Vaulta EVM endpoints did not resolve when this listing was checked, so a Vaulta EVM deployment should not be assumed. Security Self-custody: you trade from your own wallet, and no KYC is required to use the contracts. Audits: the project describes its contracts as audited, but we did not find a published external audit report. The roadmap lists internal and external audits, and a separate margin module audit is still pending. Early-stage risk: liquidity is thin compared with large DEXs. Thin liquidity means higher price impact and a greater chance of failed or costly trades. Token risk: anyone can list a token, so a token appearing on Dex223 says nothing about its quality. Verify contract addresses yourself. How to get started Install an Ethereum wallet such as MetaMask and fund it with ETH for gas. Open app.dex223.io, confirm you are on Ethereum mainnet, and connect your wallet. Choose the tokens to swap, review the price impact and gas, and confirm. To try margin trading or other test features, use the separate test app on Sepolia with free test tokens. Pros and cons Pros One of the few DEXs built natively for ERC-223. Converter and shared liquidity between ERC-20 and ERC-223 versions. Permissionless listing and self-custodial trading. Cons Low liquidity and an early, partly testnet feature set. No published external audit report found. ERC-223 has limited wallet and tooling support. Multichain plans have slipped and are not yet confirmed. FAQ Is ERC-223 an official Ethereum standard? Yes. EIP-223 has Final status, though it is far less widely used than ERC-20. Is the D223 token sale still open? No public sale is currently running. Earlier presale and public rounds ran in 2023 and 2024. Is margin trading live? Only on the Sepolia testnet at the time of writing. Sources: Dex223 website, EIP-223, ethereum.org on ERC-223. Disclosure: BlockzHub has previously disclosed receiving financial incentives for educating the Dex223 community about the ERC-223 standard. The Dex223 website also lists Randall Roland, an editor of BlockzHub articles, as a co-founder and strategic advisor of Dex223. This listing is informational and is not financial advice. Please exercise caution. BlockzHub does not assume responsibility for any problems, damages, or losses that may result from using the services described here.

SimpleSwap: instant crypto exchange without sign-up SimpleSwap is an instant cryptocurrency exchange service that has operated since 2018. You pick two coins, send the deposit, and receive the other coin at an address you choose. No account is needed for a standard swap, and SimpleSwap does not hold a balance for you. It also offers a fiat-to-crypto purchase option through a payment partner. SimpleSwap supports Vaulta (A), the token that replaced EOS. What it is SimpleSwap is a swap aggregator rather than an order-book exchange. It sources rates from liquidity providers and handles the conversion on your behalf. That makes it simple to use, but it also means you are trusting SimpleSwap and its partners with your funds while a swap is in progress, and compliance checks can pause a swap. It is available on the web and as mobile apps for iOS and Android, plus a direct Android APK download. Key features Large coin list: SimpleSwap says it supports more than 2,800 cryptocurrencies. No sign-up for swaps: an optional account adds history and loyalty features, but it is not required. Fixed or floating rate: a fixed rate is locked for about 20 minutes, and a deposit that arrives late may be refunded or filled at a new rate. A floating rate is an estimate that can move while the swap completes. Buy with a card: purchase around 30 coins with Visa or Mastercard through Mercuryo. The SimpleSwap FAQ lists a Mercuryo fee of about 3.95% plus a SimpleSwap fee of 1%. Card purchases go through Mercuryo's own verification. Loyalty program: the SimpleSwap Coin (SWAP) is used as the internal currency for the loyalty program, with benefits such as cashback for active users. Support: live chat and email support. Vaulta (A) support SimpleSwap lists Vaulta (A) on the Vaulta blockchain. The old EOS listing is marked as delisted, so search for Vaulta or A rather than EOS. When sending A to a Vaulta exchange account or receiving it, always check whether a memo is required, since a missing memo is a common cause of lost or delayed deposits. Security, KYC, and availability Compliance checks: SimpleSwap's AML and KYC policy says it can temporarily freeze any transaction for review and can ask for identity documents, source of funds, or a liveness check when risk triggers appear. Some users report swaps being held for long periods during reviews. Restricted countries: the terms of service exclude users in several jurisdictions, including the United States and its territories and the United Kingdom, among others. Check the current terms of service before you use it. Counterparty risk: while a swap is in progress, your funds are with SimpleSwap and its liquidity providers. Start with a small amount. Company details: the terms do not name a legal entity. App store listings show Simple Swap LTD. How to swap into Vaulta (A) Set up a Vaulta wallet, such as Anchor or Blocksfinity Authenticator, and note your account name. Open SimpleSwap and pick the coin you are sending and Vaulta (A) as the coin you want. Choose a fixed or floating rate and enter your Vaulta account name as the recipient, plus a memo if your destination needs one. Send the exact deposit shown, within the time window for fixed-rate swaps. Track the swap on the status page and confirm the A arrives in your account. Pros and cons Pros Fast, simple swaps without creating an account. Very wide coin coverage, including Vaulta (A). Fixed-rate option for predictable results. Card purchases available through Mercuryo. Cons Not available in the United States, the United Kingdom, and other restricted countries. Swaps can be frozen for compliance review, sometimes for a long time. Card purchases carry noticeably higher fees. Custodial during the swap, with limited public information about the operating company. FAQ Do I need an account? No. Standard swaps work without sign-up. An account is optional. Can I still swap EOS? The EOS listing is marked delisted. Use Vaulta (A), which replaced EOS at a 1:1 ratio in 2025. Is SimpleSwap anonymous? Not in every case. Any swap can be held for KYC review if it triggers risk checks. Disclosure: the SimpleSwap link on this page is a referral link, and BlockzHub may earn a commission when it is used. This listing is informational and is not financial advice. Please exercise caution. BlockzHub does not assume responsibility for any problems, damages, or losses that may result from using the services described here.

Electrum: a lightweight Bitcoin wallet since 2011 Electrum is a free, open-source Bitcoin wallet for Windows, macOS, Linux, and Android. It has been developed since 2011, which makes it one of the oldest Bitcoin wallets still in active use. It is known for fast startup, strong hardware wallet support, multisig, and built-in Lightning. The latest stable release is Electrum 4.8.2, published on September 11, 2026 as a security update. What it is Electrum is a light client. Instead of downloading the whole Bitcoin blockchain, it connects to Electrum servers that index the chain and verifies your transactions using Simplified Payment Verification (SPV). Your private keys are generated and stored on your device, encrypted with your password. Electrum servers never see your keys. Electrum supports Bitcoin only. It does not hold Vaulta (A), Ethereum, or other assets. Key features Fast startup: no full blockchain download, so the wallet is usable within seconds. Seed phrase backup: restore your wallet on any device from your Electrum seed. Hardware wallets: plugins for Trezor, Ledger (including the Nano Gen5), BitBox02, Coldcard, Jade, KeepKey, and others. Some older devices, such as BitBox01 and Safe-T, now show deprecation warnings. Multisig: create wallets that need several keys to spend, for example 2 of 3. Watch-only and cold storage: keep keys on an offline machine and use a watch-only wallet to create unsigned transactions. Lightning Network: open channels, make fast low-fee payments, and use submarine swaps and watchtowers. Fee control: set custom fees and bump stuck transactions with Replace-By-Fee. Two-factor option: the TrustedCoin plugin offers a 2-of-3 wallet where a third-party service co-signs after a one-time code. It is optional. Plugins: add features such as Nostr Wallet Connect. Wallet types When you create a wallet, Electrum asks which kind you want: Standard wallet: a single seed phrase controls the wallet. This suits most users. Wallet with two-factor authentication: a 2-of-3 setup with the TrustedCoin co-signing service. It adds protection against a compromised computer, but the service charges a fee and you depend on it for routine spending. Multi-signature wallet: you choose how many cosigners exist and how many must approve each payment. Each cosigner can be a hardware wallet. Import addresses or keys: create a watch-only wallet from public addresses, or sweep existing private keys into a new wallet. Security Download only from electrum.org: fake Electrum builds have been used to steal coins. Verify the GPG signatures that come with each release. Keep it updated: every release since 4.6.2 is marked as a security update. Version 4.8.2 fixed Lightning channel backups for some channel types, and affected users should export new backups. Beware of fake server messages: attackers have run malicious servers that showed fake "update" pop-ups. Real updates come only from electrum.org. No private support: the Electrum developers do not offer private support. Anyone who contacts you offering help is an impostor. Back up your seed offline: anyone with the seed can spend your coins. How to get started Download Electrum from electrum.org, or install the Android app from Google Play or F-Droid. Android 8.0 or later is required. Verify the download signature, following the Electrum documentation. Create a new standard wallet, write down the seed phrase on paper, and set a strong password. Optionally connect a hardware wallet or set up multisig. Use the Receive tab to get a fresh address, and the Send tab to pay, adjusting the fee as needed. Running Electrum from source requires Python 3.10 or later. Most users should use the packaged releases. Pros and cons Pros Long track record and active development. Excellent hardware wallet and multisig support. Built-in Lightning. Free and open source. Cons Bitcoin only. The interface is technical for beginners. No iOS app. Relies on Electrum servers, which can learn which addresses you query unless you run your own. FAQ What is the latest version? Electrum 4.8.2, released September 11, 2026. Is Electrum custodial? No. Keys stay on your device. Does Electrum support Vaulta or Ethereum? No. It supports Bitcoin only. Can I use Electrum with a hardware wallet? Yes. Connect a supported device such as a Trezor, Ledger, BitBox02, Coldcard, or Jade when you create the wallet, and keys stay on the device. This listing is informational and is not financial advice. Please exercise caution. BlockzHub does not assume responsibility for any problems, damages, or losses that may result from using the services described here.

BlokStorage: a public seal for records on Vaulta BlokStorage is a web app for writing files, text, notes, and document fingerprints directly onto the Vaulta blockchain (formerly EOS). Each record is a signed Vaulta transaction. Once it is sealed into a block it cannot be edited or removed, and anyone can read it back from a public node. BlokStorage does not keep a separate database or a second copy of your data: the chain is the storage layer. The product is aimed at people who need to prove something existed at a point in time, or who want a record that no single company can quietly change or take down. Typical examples are agreements, certificates, receipts, audit trails, and proof-of-existence hashes for documents that should stay private. What it is BlokStorage is developed by RORO Technology LLC. It runs at blokstorage.io and talks to a smart contract on Vaulta mainnet. Writes go through a signed wallet transaction, and reads go straight to Vaulta RPC and history nodes. There is no subscription and no account to create on BlokStorage itself. Your Vaulta account and its keys are your identity. Records are public by default. That is the point of a seal, but it also means you should decide before you write whether the content itself should be visible to everyone. Key features Four kinds of record Files: any file type, encoded in the browser and written on-chain. The app picks the most efficient encoding for the file. The free tier accepts files up to 5 MB. Text: statements, notes, and agreements, timestamped and readable from a shareable link. Hashes: a SHA-256 fingerprint of a document. This proves the document existed at that moment without publishing the document. The file never leaves your device. Notes and folders: short records that can be grouped by folder name and retrieved as a whole folder or one entry at a time. Client-side encryption The Vault page lets you encrypt text in your browser with a passphrase before you store it, using AES-256-GCM. Encrypted files can be decrypted back from the downloaded .bsenc file. The passphrase never leaves the page. If you lose it, the content cannot be recovered by anyone, including BlokStorage. Explore and feed An explorer lets anyone look up stored records by account or transaction ID, and a live feed shows new on-chain activity. Reading a record needs no wallet and no account. Languages The public site is available in ten languages, including English, Spanish, French, German, Chinese, Korean, Japanese, Portuguese, and Russian. Costs BlokStorage charges per write in A, the Vaulta token. You add A to your BlokStorage balance in the console, and each seal draws from it: Text, a hash, or a note: 0.01 A A file: 0.1 A There is no monthly fee to keep a record. A that you add to the balance is not refunded. A Pro tier with higher limits is listed as coming soon. Security and privacy Non-custodial signing: you sign with Blocksfinity Authenticator using a passkey on your device. BlokStorage never receives your private key. Immutable: a confirmed record cannot be edited or deleted, by you or by BlokStorage. Check content carefully before you sign. Public by default: anything stored in plain form is readable by anyone. Use a hash, or encrypt first, for anything sensitive. Verifiable: anyone can confirm what was stored and when, directly against the public chain, without trusting BlokStorage. Dependent on Vaulta: availability of stored records follows the availability of Vaulta nodes and history services, not a BlokStorage server. How to get started on Vaulta Get a Vaulta account. If you do not have one, you can create one through Blocksfinity or another Vaulta wallet. Open the BlokStorage console and sign in with Blocksfinity Authenticator. Add A to your BlokStorage balance. Your account also needs enough CPU, NET, and RAM to send transactions, which you can manage in Blocksfinity. Choose File, Text, or Hash, review the content, and sign the transaction. Save the public link. Anyone with it can open the record later. The How it works guide includes an interactive demo you can walk through without spending anything. Pros and cons Pros Records are tamper-evident and independently verifiable. Simple per-write pricing with no subscription. Hash notarization keeps private documents off-chain. No BlokStorage account needed, and no custody of keys. Cons Plain records are public forever, and mistakes cannot be undone. File size is limited, so it is not a replacement for bulk cloud storage. Requires a Vaulta account, some A, and basic familiarity with chain resources. Lost encryption passphrases cannot be recovered. The software is proprietary, not open source. FAQ Is my data really on the blockchain? Yes. The file, text, or hash is written inside a Vaulta transaction and read back from public nodes. There is no separate database holding a copy. Can a record be deleted? No. A sealed record cannot be edited or removed. That is what makes it useful as proof. Do I need a wallet to read a record? No. Reading is open to anyone with the link. Only writing requires signing. Does BlokStorage create NFTs? No. BlokStorage focuses on files, text, notes, and hashes. It does not mint NFTs. This listing is informational and is not financial advice. Please exercise caution. BlockzHub does not assume responsibility for any problems, damages, or losses that may result from using the services described here.
EOS Authority: block explorer and wallet tools for Vaulta (formerly EOS) EOS Authority is a long-running block explorer and wallet interface for the EOS network, which rebranded to Vaulta in 2025. It shows accounts, transactions, block producers, voting proxies, and REX data, and lets you perform common account actions with a connected wallet. The site still serves live Vaulta mainnet data, but its branding has not been updated for Vaulta, and parts of it look like they get maintenance updates only. What it is EOS Authority started as an EOS community tool focused on transparency and account safety. It became known for its alerts service and its lost-key and account-security guidance. The site connects to Vaulta mainnet, the same chain that was called EOS, so account names and history work as before. The token that EOS Authority still labels as EOS has been replaced by A, swapped 1:1 through the core.vaulta contract. Key features Explorer: search accounts, transactions, and blocks, and view balances, resources, permissions, and history. Wallet actions: with a connected wallet, transfer tokens, stake and unstake, rent resources, and buy or sell RAM. Voting and proxies: analysis of block producers and voting proxies, and tools to vote. REX: view and use the Resource Exchange. Alerts: account and chain alerts, historically delivered by Telegram and email. Account security tools: lost-key guidance and checks for compromised permissions. Premium name bids: track and place bids on premium account names. Tools and articles: developer and research tools, including top accounts and RAM holders. About the Vaulta rebrand In 2025 the EOS network rebranded to Vaulta. The chain, its account names, and its history did not change. What changed is the core token: A, issued by the core.vaulta contract, replaced EOS at a 1:1 ratio starting May 14, 2025, with no deadline to swap. Resources such as RAM, CPU, NET, PowerUp, REX, and producer voting still work the same way but are paid in A. Older explorers like EOS Authority keep working against the chain, but they may label amounts as EOS or show only the legacy token. When in doubt, check the token contract: A lives on core.vaulta, and legacy EOS lives on eosio.token. Things to know before you use it Outdated branding: the site does not mention Vaulta or the A token, and its footer still shows a 2021 copyright. Labels may say EOS where the chain now uses A. Older wallet connectors: the supported wallet list includes Anchor, TokenPocket, Ledger, and Scatter, which is no longer maintained. Use Anchor or Ledger. Live data: the chain data itself is current. Network status on the site showed current block times when this listing was checked. Alerts: we could not confirm that email alerts still deliver. Test with a small transfer before relying on them. Security EOS Authority does not need your private key to browse. Never paste a private key into any website, including lost-key tools. Connect only through a wallet such as Anchor or a Ledger device, and read every transaction before approving it. If an alert shows activity you did not make, treat your keys as compromised and change them from a trusted wallet immediately. How to get started on Vaulta Open eosauthority.com and search for an account name or transaction ID. To act on your account, connect with Anchor or a Ledger device. Remember that balances shown as EOS on the legacy contract can be swapped 1:1 for A. A wallet such as Unicove handles the swap. For an explorer that uses current Vaulta naming, compare with Unicove or Blocksfinity. Pros and cons Pros Broad set of explorer, voting, REX, and name-bid tools. Long history in the EOS community. Live mainnet data, free to browse. Cons Not updated for the Vaulta rebrand or the A token. Lists outdated wallet connectors such as Scatter. Unclear whether all features, including alerts, are still maintained. FAQ Does EOS Authority work with Vaulta? It reads Vaulta mainnet, which is the same chain as EOS, but the interface still uses EOS naming. Is EOS Authority still maintained? The site and data are live. Its branding and wallet options have not been updated since the rebrand, so treat it as a secondary tool. This listing is informational and is not financial advice. Please exercise caution. BlockzHub does not assume responsibility for any problems, damages, or losses that may result from using the services described here.

Uniswap: the largest decentralized exchange protocol on Ethereum Uniswap is a decentralized exchange (DEX) protocol that lets anyone swap tokens directly from their own wallet, using liquidity pools instead of an order book. It launched on Ethereum in 2018 and now runs on many networks, including its own layer 2, Unichain. The Uniswap Labs web app at app.uniswap.org is the most common way to use it. What it is Uniswap is an automated market maker (AMM). Liquidity providers deposit pairs of tokens into pools, and traders swap against those pools at a price set by a formula. Providers earn a share of trading fees. Swaps are executed by smart contracts, so you keep custody of your tokens until the moment of the trade. The protocol is governed by holders of the UNI token, who vote on proposals such as fee settings and treasury use. Protocol versions v1 (November 2018): ETH to token pools only. v2 (May 2020): any ERC-20 to ERC-20 pair, price oracles, and flash swaps. v3 (May 2021): concentrated liquidity, letting providers choose a price range for more capital efficiency, and multiple fee tiers. v4 (January 31, 2025): a single "singleton" contract for all pools to cut gas costs, plus hooks: plugins that let developers customize pool behavior, such as dynamic fees or limit orders. Over 150 hooks existed at launch. Key features Swaps: trade thousands of tokens with routing across v2, v3, and v4 pools. Liquidity provision: create or join pools and earn fees, with the risk of impermanent loss. Many networks: Ethereum, Unichain, Arbitrum, Base, Optimism, Polygon, BNB Chain, Avalanche, Celo, Linea, and others, with Solana swaps in the web app. Unichain: an Ethereum layer 2 built for DeFi, live on mainnet since February 2025. Uniswap Wallet: a self-custody mobile and browser wallet from Uniswap Labs. Newer products: Uniswap Labs added features in 2026 such as token auctions in the web app and an Earn product powered by Morpho. Availability can vary by region. Fees and governance In December 2025, UNI holders approved the "UNIfication" proposal with overwhelming support. It switched on protocol fees for a set of pools, using that revenue to buy and burn UNI, and burned 100 million UNI from the treasury. Around the same time, Uniswap Labs set its interface fee to zero. Liquidity provider fees still apply to every swap, and you also pay network gas. Regulation The US Securities and Exchange Commission sent Uniswap Labs a Wells notice in April 2024, then closed its investigation without enforcement action in February 2025. Rules for DeFi still differ by country, and the web app restricts some tokens in some regions. Security Self-custody: you trade from your own wallet, and Uniswap never holds your funds. Token risk: anyone can create a pool for any token, including scams and copycat tokens. Check the contract address, and treat unverified tokens with caution. Approvals: trading ERC-20 tokens requires approvals. Revoke approvals you no longer need. Slippage and MEV: large or illiquid trades can move the price. Set a sensible slippage limit. Phishing: use the real app.uniswap.org address. Fake Uniswap sites and "airdrop" offers are common. How to get started Install a wallet such as MetaMask or the Uniswap Wallet and fund it with the native token for fees. Open app.uniswap.org, connect your wallet, and pick a network. Choose the tokens, enter the amount, and review the quote, price impact, and gas. Approve the token if asked, then confirm the swap in your wallet. Uniswap does not run on Vaulta. To move value between Vaulta and Ethereum, users typically go through a centralized exchange or an instant swap service. Pros and cons Pros Deep liquidity for most Ethereum and EVM tokens. Self-custodial and permissionless. Open-source contracts with a long track record. No interface fee on the Uniswap Labs app. Cons Gas costs on Ethereum mainnet can be high. Anyone can list tokens, so scam tokens appear. Liquidity providers face impermanent loss. No support for Vaulta or other non-EVM chains besides Solana swaps. FAQ Is Uniswap v4 live? Yes. It launched on January 31, 2025. What is Unichain? An Ethereum layer 2 network from Uniswap Labs, live on mainnet since February 2025. Does Uniswap charge a fee? Each pool charges a liquidity provider fee, and some pools now also send a protocol fee to the UNI burn. The Uniswap Labs interface fee is currently zero. Sources: Uniswap v4 announcement, UNIfication proposal, SEC investigation closed. This listing is informational and is not financial advice. Please exercise caution. BlockzHub does not assume responsibility for any problems, damages, or losses that may result from using the services described here.

Blockchain.com: crypto brokerage, self-custody wallet, and explorer Blockchain.com is one of the oldest companies in crypto. It began in 2011 as a Bitcoin block explorer and now offers a custodial trading account, a self-custody DeFi Wallet, an exchange, the Explorer, and rewards products. It is headquartered in London, with a US headquarters in Dallas since November 2025. What it is Blockchain.com combines two different kinds of product in one app, and it matters which one you use: Trading account (custodial): Blockchain.com holds your crypto for you. You can buy, sell, and convert with a bank card or bank transfer, and support can help with account access. In return you trust the company with your funds, and identity verification is required. DeFi Wallet (self-custody): you hold the keys through a recovery phrase. Blockchain.com cannot access or recover your funds. The DeFi Wallet connects to decentralized apps and, since 2026, offers perpetual futures through Hyperliquid and funding by card, Apple Pay, and Google Pay. Key features Buy and sell: purchase crypto with a card or bank transfer in supported countries. Exchange: an order-book exchange at exchange.blockchain.com for more active traders. Rewards: earn products, including fixed-term rewards, on some assets. Rates vary and are not guaranteed, and custodial rewards carry company risk. Explorer: the public block explorer for Bitcoin, Ethereum, and other chains, free to use without an account. Institutional services: custody and staking for businesses. Learning portal: beginner guides on crypto basics. Costs and risks Buying through the trading account usually includes a spread on top of any card or bank fee, so the price you pay can be higher than the market rate shown elsewhere. Network fees apply when you withdraw to an outside wallet. Products such as perpetual futures in the DeFi Wallet use leverage, which can lose more than a small price move would suggest and can lead to liquidation. Rewards products pay variable rates that depend on market conditions. Check the fee summary on each screen before you confirm, and start with small amounts while you learn how each product works. Regulation and company Blockchain.com holds a MiCA licence from Malta's financial regulator, granted in October 2025, covering custody, brokerage, and wallet services across the European Economic Area. Products and features vary by country. Some services are not available in the United States or other regions. In 2026 the company filed confidentially for a US public listing. That does not change how the app works for users. Security Account protection: PIN, biometric login, and two-factor authentication. Use an authenticator app rather than SMS where possible. Back up the DeFi Wallet: write down its recovery phrase offline. If you lose it, Blockchain.com cannot restore that wallet. Know the difference: assets in the trading account are custodial. For long-term holdings you may prefer the DeFi Wallet or a hardware wallet. Phishing: Blockchain.com users are frequent phishing targets. Log in only at blockchain.com, and never share your recovery phrase or 2FA codes. How to get started Download the Blockchain.com app or go to blockchain.com. Sign up with your email, set a strong password, and turn on two-factor authentication. Complete identity verification if you want to use the trading account. Create the DeFi Wallet separately if you want self-custody, and back up its recovery phrase. Use the Explorer to check transactions on public blockchains. Vaulta relevance We found no sign that Blockchain.com supports Vaulta (A) in its trading account or DeFi Wallet. Vaulta users should use a Vaulta wallet such as Anchor, and an exchange that lists A, to move funds in and out. Pros and cons Pros Long history and a well-known free block explorer. Choice of custodial and self-custody products in one app. Regulated in the EU under MiCA. Beginner-friendly buying and selling. Cons The trading account is custodial and requires identity verification. Card purchases and spreads can be costly. Features differ by country, and some are high risk, such as leveraged perpetual futures. No Vaulta (A) support. FAQ Is Blockchain.com a wallet or an exchange? Both. It offers a custodial trading account, a self-custody DeFi Wallet, and an exchange. Does Blockchain.com hold my keys? For the trading account, yes. For the DeFi Wallet, no: you hold the recovery phrase. Can I use the Explorer without an account? Yes. The Explorer is public and free. This listing is informational and is not financial advice. Please exercise caution. BlockzHub does not assume responsibility for any problems, damages, or losses that may result from using the services described here.
Anchor Wallet by Greymass Anchor is a free, open-source wallet for Vaulta (formerly EOS) and other Antelope blockchains, made by Greymass. It manages accounts and keys, signs transactions for dApps, and handles Vaulta resources, staking, and voting. Anchor now runs in the browser as well as on desktop and mobile, and its home has moved from greymass.com to anchorwallet.io. What it is Anchor is one of the most widely used wallets in the Antelope ecosystem. It is non-custodial: keys are created and stored on your device, encrypted locally, and Greymass does not hold them. Many Vaulta dApps, including Greymass's own web wallet Unicove, support Anchor for sign-in and transaction signing through WharfKit, the Greymass developer toolkit. Anchor comes in three forms: Browser: runs at vaulta.anchorwallet.io with nothing to install. It supports Vaulta and the Jungle4 testnet, and offers free Vaulta account creation after signing in with Google or Apple, with the network covering the account fee. Desktop: Windows, macOS, and Linux. Version 1.4.0, released in September 2026, was the first desktop update since 2023. It added a native Apple silicon build and restored Ledger support. macOS 12 or later is required. Mobile: iPhone and Android apps. The mobile wallet creates and holds its own accounts on the phone. Key features Multiple networks: Vaulta, WAX, Telos, XPR, FIO, Libre, and the Jungle4 testnet. The browser version covers Vaulta and Jungle4 only. Multiple accounts: manage several accounts and permissions from one wallet. Tokens: send and receive A, the Vaulta token, and other tokens on supported chains. Resources: manage RAM, CPU, and NET, including PowerUp. Greymass also provides a small free CPU allowance on supported networks to help new accounts transact. Staking and voting: stake, vote for block producers, or delegate your vote to a proxy. dApp sign-in: connect to Vaulta apps and approve each transaction with a readable summary. Ledger: use a Ledger hardware wallet with the browser version (Chrome, Edge, or Brave) on Vaulta and Jungle4, or with the desktop app on all supported networks. Security Local key storage: private keys are encrypted on your device and never sent to Greymass. Hardware wallet support: keeping keys on a Ledger means transactions must be approved on the device. You need the EOS app on the Ledger with contract data enabled, and Ledger Wallet (formerly Ledger Live) closed while signing. Open source: the desktop code is public on GitHub. Back up your keys: write down the owner and active keys or recovery material offline. If you lose them, Greymass cannot recover your account. Download only from official sources: anchorwallet.io, the official app stores, or the Greymass GitHub. Fake Anchor downloads and phishing sites have targeted users in the past. How to get started on Vaulta Go to anchorwallet.io and pick the browser, desktop, or mobile version. Create a new Vaulta account, or import an existing account with its private key. Set a strong password and back up your keys offline. Check your CPU, NET, and RAM, and use PowerUp if you need more CPU for transactions. Connect to Vaulta dApps by choosing Anchor at sign-in, and review every transaction before approving it. If you still hold EOS on the legacy token contract, you can swap it 1:1 for A through the core.vaulta contract, for example on Unicove. Pros and cons Pros Mature, open-source wallet from a long-standing Antelope team. Browser, desktop, and mobile versions, with Ledger support. Free Vaulta account creation in the browser version. Works with most Vaulta dApps. Cons Antelope chains only, with no Bitcoin or Ethereum support. Browser and mobile versions hold separate accounts, which can confuse new users. Ledger support in the browser is limited to certain browsers and networks. Self-custody means lost keys cannot be recovered. FAQ Is Anchor still maintained? Yes. Greymass released desktop version 1.4.0 in September 2026 and updates the mobile apps regularly. Does Anchor support the A token? Yes. Anchor supports Vaulta, and A is the native Vaulta token. Is Anchor free? Yes. The wallet is free. Some account creation paths and network resources may cost a small amount of A. This listing is informational and is not financial advice. Please exercise caution. BlockzHub does not assume responsibility for any problems, damages, or losses that may result from using the services described here.
Ledger: hardware wallets for self-custody Ledger is a French company, founded in 2014, that makes hardware wallets: small devices that keep your private keys offline and ask you to confirm each transaction on the device itself. Ledger now calls these devices "signers". They work with Ledger's companion app, Ledger Wallet (renamed from Ledger Live in October 2025), and with many third-party wallets, including Anchor for Vaulta (formerly EOS). What it is A hardware wallet separates your keys from the computer or phone you use online. Your device signs a transaction internally and sends only the signature back, so malware on your computer cannot copy the key. If the device is lost or broken, you restore your accounts on a new device with the recovery phrase you wrote down at setup. Ledger devices are non-custodial: Ledger does not hold your keys or your funds. Current device lineup Nano S Plus: entry-level, USB-C, small screen. Nano X: adds Bluetooth and a battery for use with phones. Nano Gen5: launched in October 2025 with a 2.8-inch E Ink touchscreen, Bluetooth, NFC, and USB-C. Flex: larger E Ink touchscreen, Bluetooth and NFC. Stax: the largest curved E Ink touchscreen in the range, Bluetooth, NFC, and wireless charging. The original Nano S is discontinued. Prices change often, so check the official Ledger shop. Key features Secure Element chip: keys live in a certified secure chip. Ledger lists CC EAL6+ for the Nano S Plus, Nano Gen5, Flex, and Stax, and CC EAL5+ for the Nano X. Wide asset support: Ledger says its devices support more than 15,000 assets across 100+ chains, through Ledger Wallet and third-party wallets combined. Ledger Wallet app: manage accounts, install device apps, update firmware, and buy, swap, or stake some assets through partners. Third-party wallets: connect your device to wallets such as MetaMask, Electrum, and Anchor so the keys stay on the Ledger. Ledger Recover (optional): a paid subscription, run with Coincover, that backs up encrypted fragments of your recovery phrase with identity verification. It is opt-in and not required. Security history Ledger's devices have a strong security record, but the company has had incidents worth knowing about: July 2020 data breach: customer contact and shipping details from Ledger's e-commerce and marketing database were leaked. No funds or keys were exposed, but customers were targeted by phishing emails and letters afterward. December 2023 Connect Kit exploit: a malicious version of Ledger's Connect Kit library briefly affected some dApps that used it, draining funds from users who signed malicious transactions. Ledger published an incident report. Ledger Recover debate: the 2023 announcement raised concerns about whether firmware could extract a phrase. Ledger maintains that the feature is opt-in and requires user consent on the device. Using Ledger with Vaulta Install the EOS app on your Ledger through Ledger Wallet. Vaulta uses the same chain and signing format as EOS. Close Ledger Wallet, then open Anchor in a supported browser (Chrome, Edge, or Brave) or the Anchor desktop app. Enable contract data in the EOS app settings so the device can sign A token transfers and other contract actions. Import or create a Vaulta account that uses your Ledger key, then use it with Vaulta dApps such as Unicove. Ledger's own EOS page still uses EOS naming and does not mention Vaulta or A. Ledger Wallet itself does not manage Vaulta accounts, so you need a third-party wallet such as Anchor. Setup and best practices Buy only from the official Ledger shop or authorized resellers, and check the packaging. Download Ledger Wallet only from ledger.com. Write your 24-word recovery phrase on paper or metal. Never type it into a computer, phone, or website, and never share it. Set a PIN and keep firmware up to date. Read every transaction on the device screen before approving, especially contract approvals. Pros and cons Pros Keys stay offline in a certified secure chip. Very broad asset support and many compatible wallets. A range of devices from budget to touchscreen. Works with Vaulta through Anchor. Cons Firmware is closed source, so users must trust Ledger's security reviews. Past data leak and supply-chain incident. Vaulta needs a third-party wallet and extra setup steps. Costs money, unlike software wallets. FAQ Is Ledger Live gone? It was renamed Ledger Wallet in October 2025. It is the same companion app. Can I store A on a Ledger? Yes, by using the EOS app on the device with a Vaulta wallet such as Anchor. Do I need Ledger Recover? No. It is optional. Your recovery phrase alone is enough to restore your wallet. This listing is informational and is not financial advice. Please exercise caution. BlockzHub does not assume responsibility for any problems, damages, or losses that may result from using the services described here.

MetaMask: self-custody wallet for EVM chains, Solana, and Bitcoin MetaMask is one of the most widely used self-custody crypto wallets. It started in 2016 as an Ethereum browser extension and is now available as an extension and as mobile apps. It holds Ethereum and EVM-chain assets, Solana, and Bitcoin, connects to decentralized apps, and includes built-in swaps and other financial features. You hold the keys: MetaMask cannot access or recover your funds. What it is MetaMask was built by Consensys. In September 2026, Consensys Software Inc. announced it will split into two companies: the existing company becomes MetaMask, focused on the consumer wallet, and a new Consensys takes Linea, the Besu and Teku clients, and the institutional business. The split is expected to finish by the end of 2026. The wallet itself continues as before. MetaMask now uses multichain accounts, where one account manages EVM, Solana, and Bitcoin addresses together. Native Solana support arrived in 2025, and native Bitcoin support followed in December 2025 with native SegWit addresses. Key features Multichain wallet: Ethereum and EVM networks such as Linea, Base, Arbitrum, Optimism, Polygon, and BNB Chain, plus Solana and Bitcoin. You can add other EVM networks manually. dApp connections: connect to DeFi, NFT, and gaming apps and sign transactions. Swaps and bridges: built-in swap and bridge aggregators, with a fee included in the quote. Security alerts: transaction simulation and alerts that warn about known malicious contracts and phishing sites. Hardware wallet support: pair Ledger, Trezor, and other devices so keys stay offline. Snaps: third-party plugins that add features and extra networks. mUSD: MetaMask's own dollar stablecoin, issued by Bridge (a Stripe company) on Ethereum and Linea. MetaMask Card and other services: a payment card for spending crypto, perpetual futures, and yield products. Availability varies by country, and several of these are offered through third parties. Security Secret Recovery Phrase: your 12-word phrase controls every account in the wallet. Write it down offline and never share it. MetaMask staff will never ask for it. Hot wallet risk: keys live on an internet-connected device. For larger amounts, pair a hardware wallet. Signature phishing: malicious sites often ask for token approvals or off-chain signatures that let them drain funds. Read every request and revoke approvals you no longer need. Recent incident: on September 30, 2026, MetaMask disclosed a security incident affecting part of its infrastructure and began exiting its staking validators. It said there was no indication that wallets or customer funds were affected. Check MetaMask's official news page for updates. Rewards and tokens: MetaMask says it has no plans for a MASK token. Treat any "MetaMask token airdrop" as a scam. MetaMask and Vaulta MetaMask does not support native Vaulta (formerly EOS) accounts by default. Two options exist: Vaulta Wallet Snap: Unicove, the Greymass web wallet, publishes a guide to using a MetaMask Snap to sign Vaulta transactions. Vaulta EVM: the EVM layer formerly called EOS EVM uses chain ID 17777 with A as its native token. When this listing was checked, the documented public RPC and explorer addresses did not resolve, so confirm current endpoints in the official Vaulta documentation before adding the network. For everyday Vaulta use, a native Antelope wallet such as Anchor is usually simpler. How to get started Download MetaMask only from metamask.io or the official app stores. Create a new wallet, set a password, and write down your Secret Recovery Phrase offline. Choose your network, fund your account, and keep some native token for fees (for example ETH on Ethereum). Connect to dApps through their "Connect wallet" button and review each request. Pros and cons Pros Supported by nearly every EVM dApp. Now covers Solana and Bitcoin in the same wallet. Built-in security alerts and hardware wallet support. Free to install. Cons Hot wallet, so it is a frequent phishing target. Swap and bridge fees are higher than going direct. Card and financial features depend on your country. No native Vaulta account support without a Snap. FAQ Is MetaMask custodial? No. Your keys are stored encrypted on your device. Does MetaMask support Bitcoin and Solana? Yes, natively, through multichain accounts. Is there a MetaMask token? MetaMask says it has no plans for a MASK token. This listing is informational and is not financial advice. Please exercise caution. BlockzHub does not assume responsibility for any problems, damages, or losses that may result from using the services described here.

Blocksfinity: Vaulta explorer, wallet tools, and Authenticator Blocksfinity is a non-custodial block explorer and wallet toolkit for Vaulta (formerly EOS) and its Jungle4 testnet. It combines chain data, account management, staking, governance, multisig, and alerts in one interface, and pairs with the Blocksfinity Authenticator for signing. Blocksfinity never asks for private keys or seed phrases: your identity is your on-chain account, proven by signature. What it is Blocksfinity is operated by RORO Technology LLC and runs at blocksfinity.com. Anyone can use the explorer without signing in. When you connect a compatible wallet, the same site becomes a wallet front end for your Vaulta account, while keys stay in your wallet or on your device. The iOS and Android apps are a native shell around the live website, not a separate custodial product. Explorer features Search accounts, blocks, transactions, and public keys (Ctrl+K or Cmd+K from any page). Live transactions and chain status: head block, irreversible block, and active producer. Account insights: balances, CPU, NET, and RAM, permissions, and history. Token pages and top holders, premium name bids, and multisig proposals. A contract explorer for reading tables and actions. Wallet tools With a wallet connected, you can: Transfer A and other tokens. Manage RAM, CPU, and NET, including PowerUp. Use Stake and Earn (REX): lend liquid A, or lend staked CPU and NET as A without the 3-day unstake wait. Yield follows actual pool growth and is not guaranteed. Withdrawing from savings starts a wait of about 21 days. Vote for block producers and manage proxies. Review and change keys and permissions, and register a passkey for day-to-day sign-in. Propose, approve, and execute multisig transactions. Call smart contract actions directly. Create a new Vaulta account, either through a paid path or a free path that requires identity verification. Account alerts Alerts let you watch any Vaulta account for free. You choose the event types: transfers, staking and resources, REX, name bids and outbids, key and permission changes, multisig activity, airdrops, and other actions your account signs. Alerts land in an in-app inbox, with optional copies by email, Telegram, Slack, or WhatsApp. Subscribing asks for a short wallet signature that proves you control the account. It is not broadcast and cannot move funds. Delivery usually arrives within about a minute of confirmation. An alert tells you something happened; it cannot stop it. Blocksfinity Authenticator The Authenticator is a separate signing vault for approving Vaulta transactions. It is a key manager and signer, not a full wallet: balances, staking, and governance live on blocksfinity.com. Web: auth.blocksfinity.com signs with passkeys and does not hold a private key. Installed apps: available for iPhone and iPad (App Store), Android (Google Play), macOS (Apple silicon), Windows 10 and 11, and Linux (Debian package and AppImage) from the download page. The installed app can hold a private key, encrypted with your master password on that device. Store listings are published by RORO Technology LLC. Check that name before you install. The master password must be at least 16 characters and cannot be reset by anyone. If you forget it, keys in that vault are gone. Security Non-custodial: Blocksfinity does not hold tokens, keys, seed phrases, or wallet passwords, and cannot reverse transactions. Safe Mode: adds a waiting period before the everyday active key can complete sends, staking, REX, RAM, PowerUp, voting, and other sensitive actions. If an active key is stolen, the owner key can use Panic recovery to replace it and cancel pending approvals. Recover: regain access with a path you prepared in advance: a synced passkey, a wallet that still controls the account, or your offline owner key. If you prepared none, access cannot be restored. Private mode: hides an identity-verified account from Blocksfinity search and leaderboards. The chain itself stays public. How to get started on Vaulta Open blocksfinity.com and search any account or transaction. No sign-in is needed to explore. Install the Authenticator, or use the web version, and create a vault with a strong master password. Create a Vaulta account or import an existing one, then save your offline owner key somewhere safe. Log in to Blocksfinity, review your resources, and turn on alerts for the accounts you care about. To try features without real funds, switch to the Jungle4 testnet from the site footer. Pros and cons Pros Explorer, wallet tools, alerts, and signing in one place for Vaulta. Non-custodial, with passkey support and protective features such as Safe Mode. Free account alerts across several channels. Apps for mobile and desktop, plus a testnet mode. Cons Focused on Vaulta and Jungle4, not a multi-chain wallet. Self-custody means lost keys, passkeys, or passwords cannot be recovered by support. Some features, such as BlocksfinityDex, are not open yet. Chain data shown may be delayed or incomplete, so verify important details before signing. FAQ Does Blocksfinity sell A? No. The Buy A page lists third-party exchanges. Blocksfinity does not operate them or custody funds sent there. Is BlocksfinityDex live? Not yet. Trading is not open, so do not rely on DEX links as a live venue. How do I contact support? Open a support thread from the Alerts page, or email contact@blocksfinity.com. Support cannot restore lost keys or passwords. This listing is informational and is not financial advice. Please exercise caution. BlockzHub does not assume responsibility for any problems, damages, or losses that may result from using the services described here.
Unicove: the Vaulta web wallet and block explorer by Greymass Unicove is a web wallet and block explorer for Vaulta (formerly EOS), built by Greymass, the team behind Anchor. It runs in any browser at unicove.com. You use it to send A, stake, trade RAM, manage resources, vote, and look up accounts and transactions. Unicove is a website, not a browser extension: it connects to your wallet, usually Anchor, to sign transactions. What it is Unicove gives Vaulta account holders a single place to manage their account without installing anything beyond a wallet. Greymass describes it as a web wallet that requires an Anchor account. The site itself does not hold your keys. When you take an action, Unicove builds the transaction and your wallet asks you to approve it. The public site serves Vaulta mainnet. Earlier versions of Unicove covered other Antelope chains, but those are not offered on unicove.com today. Key features Send and receive: transfer A, the Vaulta token, and other tokens. Swap: system-contract swaps, including the 1:1 migration from legacy EOS to A, wrapped tokens, and the RAM market. RAM market: buy and sell RAM, shown in KB, with live prices. Staking: stake A to earn a share of the network's staking rewards, paid continuously. Unstaking has a lockup period of about 21 days. The rate changes over time and is not guaranteed. Resources: monitor CPU, NET, and RAM, and rent CPU and NET through PowerUp. Account creation: create a new Vaulta account, with the flow running through Anchor. Voting: vote for block producers, and take part in experimental sentiment voting on network topics. Explorer: look up accounts, transactions, blocks, contracts, and tokens, plus network statistics. MetaMask option: Unicove publishes a guide for using a MetaMask "Vaulta Wallet" Snap as an alternative signer. Understanding Vaulta resources Every Vaulta account needs three resources to transact. CPU and NET measure the processing time and bandwidth a transaction uses, and RAM is storage for account data such as token balances. Unicove shows all three on the account page. If a transaction fails for lack of CPU or NET, renting a small amount through PowerUp is usually the quickest fix and costs a small amount of A. RAM is bought and sold on the RAM market at the current price, and a new token balance on an account can need a little extra RAM the first time it is created. Security Non-custodial: keys stay in your wallet. Unicove cannot move funds without your signature. Review every request: your wallet shows the actions in each transaction. Read them before approving. Use the real domain: bookmark unicove.com. Phishing sites copy wallet front ends to trick users into signing malicious transactions. Open source: the code is public on GitHub. How to get started on Vaulta Set up Anchor in your browser, on desktop, or on mobile. Open unicove.com and sign in with Anchor. If you do not have an account yet, use the create-account option. Check your balances and resources on the account overview. If you still hold legacy EOS, use the swap page to convert it 1:1 to A. Stake, trade RAM, or vote as needed, approving each transaction in your wallet. To buy A, Unicove points to centralized exchanges that list it. It does not offer a built-in card purchase. Pros and cons Pros No install needed beyond a wallet. Covers the common Vaulta tasks in one place: sending, staking, RAM, resources, and voting. Built-in explorer. Open source, from an established Antelope team. Cons Vaulta only on the public site. Requires a compatible wallet, mainly Anchor. No multisig management interface. No built-in fiat purchase. FAQ Is Unicove a browser extension? No. It is a website that connects to your wallet for signing. Can I swap EOS to A on Unicove? Yes. The swap page converts legacy EOS to A at a 1:1 ratio through the core.vaulta contract. Does Unicove hold my funds? No. Funds stay in your Vaulta account, controlled by your keys. Do I need to pay to use Unicove? No. The site is free. You only pay the normal network costs, such as PowerUp for CPU and NET or RAM purchases, in A. This listing is informational and is not financial advice. Please exercise caution. BlockzHub does not assume responsibility for any problems, damages, or losses that may result from using the services described here.