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MetaMask is a non-custodial cryptocurrency wallet that enables users to store, send, and swap Ethereum-based tokens while connecting to decentralized applications. Available as a browser extension and mobile app, MetaMask supports Ethereum, Polygon, BSC, Arbitrum, Optimism, Base, and many other networks. Features include built-in token swaps, NFT management, hardware wallet integration with Ledger and Trezor, and a dApp browser for accessing DeFi protocols, NFT marketplaces, and Web3 games. Trusted by over 100 million users, MetaMask has become the standard wallet for the Ethereum ecosystem since launching in 2016.



