MetaMask Wallet is a popular crypto wallet and gateway to blockchain applications, available as a browser extension and mobile app. It allows users to securely store, send, and receive Ethereum and ERC-20 tokens, interact with decentralized applications (dApps), and manage their digital identity with full control over private keys. MetaMask simplifies access to Web3 by enabling seamless connections to DeFi platforms, NFT marketplaces, and blockchain games—all from your browser or phone. With built-in token swapping, custom gas controls, and support for multiple networks like BNB Smart Chain and Polygon, it’s trusted by millions worldwide for safe and convenient crypto transactions. Whether you're a beginner or a blockchain expert, MetaMask offers a user-friendly and secure experience to explore the decentralized web.