Turn your iPhone into a piano with iAno
You can already play the guitar on your iPhone and now with iAno you can play the piano. The iAno application takes advantage of the multi-touch capability on iPhone or iPod touch and make them simulate a complete four octave keyboard with realistic piano sampling sounds.

One great feature of the iAno app is it allows you to play along with the iPhone/iPod’s MP3 player. The iAno app was developed and just released by the developer, Mr Aardvark. And the guy has plan to expand the app to include more features. Such as a complete 88-key keyboard, switchable sample sets, recording and playback, as well as support for loading .MID tracks and playing them back etc. To use the iAno on your Apple gadgets, click here to find out more.
Via Techchee & Coolest Gadgets

hmmm… the guitar one’s cooler… i think playing any inbstrument on an iphone shows you need to get a life, tho