Electrum is a Bitcoin wallet with a focus on speed and simplicity, with low resource usage.Electrum uses remote servers that handle the most complicated parts of the Bitcoin system, and it allows you to recover your wallet from a secret phrase.Electrum features: SafeYour private keys are encrypted and never leave your computer. ForgivingYour funds can be recovered from a secret phrase. Instant OnElectrum is fast because it uses servers that index the Bitcoin blockchain. No Lock-InYou can export your private keys and use them in other Bitcoin clients. No DowntimesElectrum servers are decentralized and redundant. Your wallet is never down. Proof CheckingElectrum Wallet verifies all the transactions in your history using SPV. Cold StorageKeep your private keys offline, and go online with a watching-only wallet. MultisigSplit the permission to spend your coins between several wallets. Add-onsElectrum supports third-party plugins: Multisig services, Hardware wallets, etc.