Check this video out – Wave Machine Labs has introduced iGOG (App Store link) – a $4.99 massive multisampled drum machine for the iPhone that offers velocity sensitive response! Features: 8 velocity sensitive drum pads using patent pending VelAUcity technology Comes with 6 drum kits. More available through the built-in store Load your own kits… Read More Check This Out – A Velocity Sensitive Virtual Drum Machine For The iPhone