Coinbase Wallet is a self-custody software wallet made by Coinbase that puts the user in control of their own private keys. Get one thing straight first: it is not the same as a Coinbase account. The regular Coinbase exchange app is custodial, where Coinbase holds the keys to the crypto on your behalf. Coinbase Wallet is a separate product where the keys sit with you, and you can use it without holding anything on the Coinbase exchange at all.
That distinction shapes everything else about it. As a self-custody wallet, Coinbase Wallet stores the keys on the user's device, and the responsibility for the recovery phrase moves to the user. Coinbase cannot recover the wallet if the phrase is lost, which is the cost of holding your own keys rather than trusting a company to hold them.
It is a hot wallet, available as a mobile app and as a browser extension. Both are built to connect to the wider Web3 world rather than to act only as a place to park coins. The browser extension gives access to decentralized finance, and lets the wallet connect to thousands of dapps across Ethereum and all EVM-compatible networks, including Avalanche, Polygon, and BNB Chain. The extension also supports sending and receiving Solana and SPL tokens, so its reach goes beyond the Ethereum world.
What Coinbase Wallet is known for is being a gateway into Web3 from a brand that newcomers already recognize. The app and extension let you collect NFTs, use DeFi apps to earn yield, and trade tokens on decentralized exchanges, all from a wallet you control rather than through a central exchange. For someone who started on the custodial Coinbase exchange and wants to step into self-custody and on-chain apps, the familiar name and the option to move between the two products lower the barrier.
The same warnings that apply to any self-custody wallet apply here. The recovery phrase is the master key; it should be written down and stored offline, never typed into a website, pasted into a chat, or photographed. Anyone with the phrase controls the funds, and there is no support desk that can reverse a transaction once it is signed and sent. Coinbase Wallet trades the safety net of a custodial account for direct ownership, and that trade only works if the user guards the phrase.