Need improvements

I play the drums for 5 years and advanced beats will be awesome... Change bpms of demos.. Have beats in other t.s. Like 7/4 or 6/8 or 9/4. And the possibility to create beats would be great too... Costly for what the app gives. I would have pay it 0.99$

Js- drum about theDrumDictionary, v2.0.1