Coinbase Extension

Browser companion — design mockup (not affiliated with Coinbase)

Secure wallet, quick access

Manage accounts, sign transactions, and interact with decentralized apps directly from your browser. The extension puts control in your hands while keeping private keys off the web page.

In-browser signing

Approve transactions securely without exposing private keys to webpages.

Account manager

Quickly switch between multiple addresses and networks.

Built-in swap

Execute token swaps within the extension with transparent fees.

Privacy controls

Limit site access and use strict permission prompts for each connection.

1
Install
Add the extension from the official browser store and allow required permissions.
2
Create or connect
Set up a new vault or connect an existing hardware wallet for signing.
3
Authorize sites
Approve each site you want to connect — revoke access anytime.

Coinbase Extension —Getting started new