SubWallet is a Polkadot wallet extension and browser feature to monitor and interact with multi-chain assets. It allows you to access Polkadot assets and the Polkadot ecosystem, without having to download the app. It provides a quick and easy interface, and is user friendly. It’s a very easy to use wallet extension, you can send assets in the same way as a regular Web3 wallet, and you can manage your crypto and blockchain portfolio, as well as receive your rewards.