The Analogian Prince is a touch screen synthesizer that provides 10 bass analog style sounds that provide a weird twist in sound when the XY Axis collide at certain points.
https://play.google.com/store/apps/details?id=avantgarde.redveniceapps.theanalogianprince (https://play.google.com/store/apps/details?id=avantgarde.redveniceapps.theanalogianprince)
(https://lh3.googleusercontent.com/4o85FiXeMgEVMJ3t4eOPAty3xMR8Bwju_yHZgwq0FhdTT2uT6hoS5FCpjGZwuw3w7Msr=h900)