Boinker Bip offers ten avant garde futuristic IDM style percussion sounds that cannot be controlled. Tempos will slip to keep you frustrated but challenge you to keep up and create something new. This app is for the Stockhausen, Cage, Feldman compositions you cannot create by using pure silence.
https://play.google.com/store/apps/details?id=avantgarde.redveniceapps.boinkerbip (https://play.google.com/store/apps/details?id=avantgarde.redveniceapps.boinkerbip)
(https://lh3.googleusercontent.com/xn_VOgadwtsi-NAcZzdyodexgkr6Wcjo7f7dg8cOwLeEgNTfhxVFiutwXgsnnPTVlpI=h310)