PianoNM is a piano application for PPC’s.

Features:

* 2 octaves (iPhone Look)
* 4 Instruments (Piano, El. Guitar, Drums and Violin)
* Supports WM5 or 6, WM2003 and QVGA, VGA devices
*Changeable instruments, if you do not like supplied ones go insert your own in mp3 format.

http://forum.xda-developers.com/showthread.php?t=396493