Blue Wallet

If you are using iphone than you have IOS as operating system. Bluewallet is a Bitcoin wallet for IOS devices. Its a free open source application and secure with its encryption.

You can download it on appstore:

Bluewallet

You can manage your private keys with this wallet and with transaction you have the option to increase or decrease the fee.

Pros

• Supports Segwit
• Easy to use
• Open Soure and free
• QR code scan option

Cons

• Only for IOS devices