PatternMusic is three music tools in one: Create songs intuitively using layered instrument, Patterns. Play an interactive polyphonic musical instrument with over 50 different voices. Jam along with your iPod® Music Library without leaving the app. PatternMusic is like a beatbox for melodies." "I've been using PatternMusic to write a song every day!" I'm a musician, but I've never been able to figure this stuff out before. This is amazing! Who knew " comments from app testers.