While we wait for SoundGrid 3 to arrive here’s a track made with SoundGrid to show what you can do with this app.
http://player.soundcloud.com/player.swf?url=http%3A%2F%2Fsoundcloud.com%2Fsoundgrid-house%2Fgrid-no-11 Grid No. 11 by Soundgrid House
SoundGrid at the app store: