Challenging – Grey Cubes: Unique 3D Brick Breaker Review

I got this app through pick of the week and I'm enjoying it a lot. I'm on level 11 at this point. It took me four or five tries to get through most levels. Don't play it at bedtime. You'll be too frazzled to get to sleep.
Review by Sam Ayyam on Grey Cubes: Unique 3D Brick Breaker.