Google Play info:
Drum machine / pattern programmer:Create and play drum patterns / loops with a fast, easy to use interface. 3 levels per strike, 'choking' hi hat and fine control over tempo, swing and shuffle for great feel and timing.
Minimal ads and no time limits or interruptions. 2 built in kits with more available as upgrades.
No need to stop and start, even when loading a new pattern or a new drum kit. Patterns are saved as you go and you can create as many new patterns as you like.
Support for 2 bar patterns and the following time signatures:
3/4, 4/4, 5/4, 7/8, 9/8, 12/8 (via 4/4 with 100% swing)
https://play.google.com/store/apps/details?id=com.atsiknobtg.drumr