The object is to swipe groups of buttons - of the same color - and cut them off until there are no more buttons on the screen.
This concept is not exactly new. But strangely, I can't name another puzzle app that's exactly the same. BoxOff is similar and definitely more sophisticated.
I have to admit, I really love the graphics. If you know the solution, you can get or 6 pairs of scissors moving across the board at the same time. But you have to be fast.