Here’s a concept for a step sequenced computer game, that generates music as you play. Very light weight design for mobile devices and web. Please follow the link (click on the 9) and have a play
notes: This works in the web browser (although Chrome no longer supports it), you will need to download the unity web player to run it (which is totally worth doing). Also, you may need to right click on it and allow it to run if you have web security that blocks it.
Up, Down and Space
W,S and Left mouse click
Also works with USB control pads