Samourai wallet is a wallet which was specifically made for bitcoin. With this wallet user can conveniently and anounymously transact their bitcoin without being traced , it respect the privacy and security of the users. It is still under open test, so some inadequacies might be experience from time to time.
It uses store wall technology which obscures metadata that allow third party to identify related wallets. It also combine several unrelated transactions into a single transaction to pay a miner thereby reducing the cost of transaction.
This wallet is transparent, secure and has high level of privacy. It is SegWit enabled allowing the Bech32 address format. With the type of active team behind this wallet one will expect it to gain huge recognition as time goes on.