Not good This sucks because you can only press like 10 keys till it says you have to buy it rather pay a dollar instead
Errr It could at least give you a longer time to play with it and more then 10 notes what do they come up with these days
Dont download this app! This app will broke your phone !
Cannot open app This app looks promising and is a good exercise on augmented reality. However, it crashes every time I open it. I'm looking forward to using the app once it's fixed.