Safe
Your private keys are encrypted and never leave your computer.
Forgiving
Your funds can be recovered from a secret phrase.
Instant On
Electrum is fast because it uses servers that index the blockchain.
No Lock-In
Export private keys and use them in other Bitcoin clients.
No Downtime
Decentralized and redundant servers mean your wallet is never down.
Proof Checking
Verifies all transactions in your history using SPV.
Cold Storage
Keep keys offline and use watching-only wallets online.
Multisig
Split permission to spend coins between several wallets.
Add-ons
Supports third-party plugins: multisig, hardware wallets, etc.