MetaMask is indeed a browser extension compatible with Chrome, as well as other browsers like Firefox, Brave, and Microsoft Edge. It serves as a digital wallet that allows users to interact with the Ethereum blockchain and decentralized applications (DApps) directly from their web browser. With MetaMask, users can manage their Ethereum-based cryptocurrencies, such as Ether (ETH), and securely store their private keys. Additionally, MetaMask enables users to seamlessly access and interact with various decentralized applications, including decentralized finance (DeFi) platforms, NFT marketplaces, and blockchain-based games, all within their browser..