XpressPiano from soft.mobile-master.org is a simple piano application for Nokia 5800 and N97, a play on which you can click on the virtual keyboard on the screen of your smartphone.
Unlike analogue TouchPiano, XpressNote turns the whole screen and much less slows down.

NOTE: install both python and xpress Piano on Phone memory
To work needed Python set no lower than version 1.9.4

Download
Xpresspiano Nokia 5800 XpressMusic / N97