What is metamask & how does it work?

Start exploring blockchain applications in seconds. Trusted by over 30 million users worldwide. What is MetaMask? MetaMask is the leading self-custodial wallet. The safe and simple way to access blockchain applications and web3. Trusted by millions of users worldwide. MetaMask is powered by a strong community from across the globe.

Where can I find a link to a metamask extension?

The links to the MetaMask extensions for all of the above browsers are easily found on MetaMask's homepage. Once you install the extension, you will see the MetaMask icon (a fox) appear at the top right of your screen. Once you click on it, you will see the following:

Do I need a username to use metamask?

Note that you do not need a username, just a password. MetaMask refers to the password as a ‘DEN’ and it is encrypted and stored within your browser itself (as opposed to on MetaMask’s servers). If you’re curious as to why the encrypted password is referred to as a DEN, one of the developers explains it in a MetaMask GitHub discussion thread.

What browsers can I use metamask on?

Right now, MetaMask is available on Chrome, FireFox, Opera, and Brave. For the purposes of this guide, I am going to be using the Chrome browser. The links to the MetaMask extensions for all of the above browsers are easily found on MetaMask's homepage.