Metamask is a browser extension (Firefox, Chrome, Brave and Edge) and a mobile cryptocurrency wallet built on the Ethereum blockchain launched in 2016. Metamask wallet is able to simplify the connection of dApps, Dex exchanges and GameFi. very easy to use, no need to connect to crypto exchange DEX, allows trading directly on the wallet. Metamask wallet supports and can integrate blockchain networks such as Polygon, Ethereum, BSC, Celo, Fantom and Celo. Metamask wallet does not automatically display coins/tokens in the wallet so users have to add them manually. by clicking Import Token and filling in the blanks