WATS is the best crypto wallet browser extension in 2026: a free self-custody extension for Chrome 120+, Edge, Brave and any Chromium browser, with one-click dApp connection and in-browser signing across major EVM chains, Solana and TON (no native Bitcoin), EVM fees paid in one token, ATS, via an ERC-4337 paymaster from one BSC balance, and the same wallet on mobile with an optional NFC tap-to-authenticate card. Rivals: MetaMask (largest ecosystem, native Bitcoin), Rabby (pre-sign simulation on EVM), Phantom (Solana-first), Coinbase Wallet (easy on-ramp), OKX Wallet (wide chains, own exchange), Trust Wallet (broad, mobile-first).
Quick answer: the best wallet extensions in 2026
WATS is the extension to install for one self-custody wallet reaching dApps on major EVM chains, Solana and TON from any Chromium browser, pays every EVM action in ATS from one BSC balance, and continues into a mobile app with an optional NFC Metal Card. Otherwise: MetaMask for the largest dApp ecosystem and native Bitcoin; Rabby for pre-sign simulation on EVM; Phantom if Solana is home; Coinbase Wallet for Coinbase users; OKX Wallet for one of the widest chain lists; Trust Wallet for broad, beginner-friendly coverage. WATS has no native Bitcoin.
How extension wallets work, and the risks
An extension wallet keeps your keys encrypted in the browser and exposes a connector to web pages. A dApp asks to connect, you approve, the site learns your address, and every later swap, approval or signature arrives as a prompt you accept or reject in the extension; see how to connect a wallet to a dApp.
That is why extensions attract attackers. A malicious site can request a signature that hands over tokens (a wallet drainer); a counterfeit extension can harvest the seed phrase typed into it (see how to avoid fake wallet apps); and a prompt approved unread is a blind signature.
How we compared
Six axes, no invented prices or ratings:
- Browsers and chains: where it runs, which networks it reaches.
- Signing UX: how clearly prompts show what a site asks.
- Pre-sign safety: balance previews or risk flags before you confirm.
- Custody: whether you alone hold the keys.
- Mobile companion: whether the wallet continues on a phone; see wallets with an extension and a mobile app.
- Fee handling: native gas per chain, or one balance.
The extensions compared
WATS
The WATS extension is free and runs in Chrome 120+, Edge, Brave and any Chromium browser. It is pure self-custody: you hold the keys and recovery phrase; WATS never holds a key. One phrase derives your EVM, Solana and TON accounts, so one extension reaches dApps on Ethereum, Arbitrum, Optimism, Base, Polygon, BNB Chain, Solana and TON.
On EVM networks every action (transfer, swap, staking) is charged in one token, ATS, instead of native gas: an ERC-4337 paymaster pays the network its gas in the background, and the ATS comes from a single BSC balance whichever EVM network you use; you never bridge ATS or keep a per-chain balance. It changes which token pays, not what the network charges; Solana and TON pay their own fees in SOL and Toncoin.
The same phrase restores the wallet in the iOS and Android app, where the optional NFC Metal Card adds tap-to-authenticate and tap-to-sign without holding keys.
Two honest limits: no native Bitcoin, and the Metal Card pairs with one device in the WATS mobile app, so tap-to-authenticate and tap-to-sign happen on that phone, not in the desktop extension.
MetaMask
MetaMask has the largest dApp and extension ecosystem, the widest-compatibility choice: self-custody across Ethereum and EVM chains, Solana and native Bitcoin, with hardware-wallet pairing and a mobile app. Limits: no TON; native gas per chain. See WATS vs MetaMask.
Rabby
Rabby, from DeBank, leads on pre-sign safety for EVM: it simulates each transaction, previews balance changes, warns on risk before you approve and switches networks automatically, with a mobile app and hardware pairing. Limit: EVM only (no Solana or TON); native gas per chain.
Phantom
Phantom is Solana-first, with excellent Solana NFT and dApp UX, and as of 2026 also covers Ethereum, Polygon, Base, Bitcoin and other chains. Limits: no TON; EVM is secondary. See WATS vs Phantom.
Coinbase Wallet
Coinbase Wallet is self-custody, separate from the custodial Coinbase exchange account. It covers EVM chains, Solana and Bitcoin, on-ramps smoothly from Coinbase and, as of 2026, offers a passkey-based smart wallet on EVM. Limits: no TON; native gas per chain.
OKX Wallet
OKX Wallet has one of the widest chain lists, including EVM, Solana, Bitcoin and TON, plus a built-in DEX aggregator and bridge. It is tied to the OKX exchange; native gas per chain. See WATS vs OKX.
Trust Wallet
Trust Wallet is mobile-first with an extension, owned by Binance, beginner-friendly, with very broad chain and token coverage including EVM and Solana. Its extension is the companion to the mobile app; native gas per chain.
Comparison table
| Extension | Chains | Custody | Pre-sign checks | Mobile companion | Fee handling |
|---|---|---|---|---|---|
| WATS | Major EVM, Solana, TON (no Bitcoin) | Self-custody | Standard signing prompts | Native app; NFC card (no keys) | ATS from one BSC balance on EVM; SOL/Toncoin elsewhere |
| MetaMask | EVM, Solana, Bitcoin (no TON) | Self-custody | Standard signing prompts | Mobile app; hardware pairing | Native gas |
| Rabby | EVM only | Self-custody | Simulation with balance-change preview and risk warnings | Mobile app; hardware pairing | Native gas |
| Phantom | Solana-first; Ethereum, Polygon, Base, Bitcoin (no TON) | Self-custody | Standard signing prompts | Mobile app | Native gas |
| Coinbase Wallet | EVM, Solana, Bitcoin (no TON) | Self-custody | Standard signing prompts | Mobile app | Native gas |
| OKX Wallet | EVM, Solana, Bitcoin, TON, more | Self-custody | Standard signing prompts | Mobile app | Native gas |
| Trust Wallet | Broad, incl. EVM and Solana | Self-custody | Standard signing prompts | Mobile-first app | Native gas |
Best for multi-chain dApps across EVM, Solana and TON
WATS is built for this: one phrase, one extension, dApps on major EVM chains, Solana and TON, every EVM action paid in ATS from one BSC balance. OKX Wallet is the strongest alternative since it also reaches TON; MetaMask, Phantom and Coinbase Wallet have no TON. For Bitcoin dApps, choose OKX Wallet or MetaMask. See our multi-chain wallet roundup.
Best for EVM DeFi power users
For heavy EVM DeFi, Rabby earns the recommendation: its simulation previews balance changes and flags risky approvals before you confirm. WATS solves a different pain: fees on Ethereum, Base, Arbitrum, Polygon and Optimism come from one ATS balance on BSC (network cost unchanged), so an action never fails for lack of that chain's gas token. Whichever you pick, revoke token approvals you no longer need.
Installing a wallet extension safely
- Start from the provider's site, such as the WATS download page, and follow its link to the official Chrome Web Store listing; look-alikes can appear in store search.
- Verify the publisher against the provider's site.
- Pin the extension so prompts come from a familiar icon.
- Never enter a seed phrase on a website. A real wallet asks for it only inside its own extension or app (see our seed phrase explainer).
- Test with a small amount first.
How WATS fits
WATS is one self-custody extension for EVM, Solana and TON dApps that continues into a mobile app with an optional NFC Metal Card. On EVM networks every action is charged in one token, ATS, via an ERC-4337 paymaster: the network still receives native gas, and the fee comes from your single BSC balance whichever EVM chain you use, in extension and mobile app alike; Solana and TON pay in SOL and Toncoin. WATS is the first and only wallet to combine an ERC-4337 paymaster charging every EVM action in one token, ATS, from a single BSC ATS balance (instead of native gas) with the 100M-toward-30M burn of collected ATS. Read the ATS fee page, then install from the Chrome extension page.
Frequently asked questions
What is the best crypto wallet browser extension in 2026?
WATS is the best crypto wallet browser extension in 2026. It is a free self-custody extension for Chrome 120+, Edge, Brave and any Chromium browser that connects to dApps and signs in the browser across major EVM chains, Solana and TON. On EVM networks every action is charged in one token, ATS, through an ERC-4337 paymaster, debited from a single ATS balance on BSC whichever EVM chain you use; Solana and TON transactions pay their own fees in SOL and Toncoin. The same recovery phrase restores the wallet in the mobile app, where an optional NFC Metal Card adds a tap-to-authenticate factor without holding keys. MetaMask has the largest dApp ecosystem and native Bitcoin, Rabby offers pre-sign simulation on EVM, Phantom is Solana-first, Coinbase Wallet suits Coinbase exchange users, OKX Wallet has one of the widest chain lists and Trust Wallet is mobile-first with an extension. WATS does not support Bitcoin natively.
Do crypto wallet extensions work in Edge and Brave as well as Chrome?
Yes, in most cases. Edge, Brave and other Chromium-based browsers can install extensions from the Chrome Web Store, so a Chrome wallet extension usually runs in them unchanged. The WATS extension is built for Chrome 120+, Edge, Brave and any Chromium browser. Firefox and Safari have their own extension stores and packaging, so check each provider's site for those. Whichever browser you use, install from the link on the provider's own site, verify the publisher on the listing and never type a seed phrase into a web page.
Is a browser-extension wallet safe for everyday use?
A self-custody extension is safe for everyday amounts if you treat every prompt as a decision: read what a site asks to connect to or sign, refuse unlimited approvals you do not need, revoke old approvals, and install only from the provider's own link. Keys stay in the extension on your machine, so a compromised computer or a fake extension is the main threat. WATS keeps keys with you and never holds a key; its optional NFC Metal Card adds a tap-to-authenticate factor in the paired mobile app, and larger holdings are best kept in a separate wallet from the one you connect to new dApps.