UPDATE: Thumbjam Ver 2 2 Adds Audiobus ThumbJam is a powerful musical performance experience. You get over 30 high-quality real instruments... Read more In Bass Apps, Drum Apps, Music Apps Blog, Synth Apps bass app / drum app / ipad app / iphone app / looping app / Synth App / thumbjam / thumbjam ver 2 2 adds Audiobus 0 likes0 views3 min