What can I write about Metamask, that has not been written before?
It is a lightweight plugin to adds functions to the normal Firefox and Chrome browsers. Builted and developed to operates with Ethereum and their ERC tokens.
It is literally a wallet at your fingertips; After creating an account, it will allows you to moving quickly on web3, reducing the payment time to just a few clicks; click on Metamask icon, conect, accept, sign...
Wit this friendly app to Dapps, you can receive and make payments. The coin transfers haves commissions per transaction, are charged in Gwei, the faster it is, the higher it will be.
Is highly secure but susceptible to human error, malicious sites or malware. So
Don't keep your crypto savings in it!