Metamask is a digital wallet that can be used to store, manage, and transfer cryptocurrency and other digital assets. It is a browser extension that allows users to securely store, manage, and send Ethereum tokens as well as ERC-20 tokens, such as DAI and USDC. It also allows users to easily access decentralized applications (dApps) and interact with smart contracts. Metamask Wallet is designed to provide users with an easy and secure way to access the Ethereum blockchain and its associated services, allowing users to access the decentralized web. The Metamask wallet is free to download and use. It also provides users with a secure way to store private keys and manage their funds.