- Is a browser plug-in
- Turn browser into a DAPP container
- Connects to Ethereum node hosted by the Meta Mask (saving local resources & synchronization)
- So developer can host application on a web server and user with Meta Mask can interact with Ethereum network for the application
- Also has some basic wallet functions
- Can connect to local node or simulator
- Manage accounts in browser vault, create/import/export (safe in local)
- Send funds
- Export Web3 objects to browser app
- single page application without localnode
- Does not support contract deployments
- Does not support mining