From Bitcoin Wiki
An smartphone application for sending and receiving bitcoins. For use on jailbroken iOS devices.
The main features are:
- It uses 2D barcode using the camera for transfering the bitcoin address of the receiver.
- Uses eWallet service for instant transfer of bitcoins, using minimal cpu-resources, bandwidth, memory and power for running
- Free to use.
- You can give money (bitcoins) to someone within a minute as long he/she have a android telephone
- You can very easly pay instant for a restaurant visit (no need to wait for confirmations)
The app uses an EWallet hosted on Instawallet.
- FriendlyPay on Apple's App Store