Ball Sort Zen is the purest form of Ball Sort! 1000+ puzzles with tons of variety– hidden balls, different sizes, and timed modes! • Classic Mode Play through over 1000 levels of pure sorting fun! • Daily Levels A set of 50 new levels every day. Challenge your friends! • Sprint Mode Race against the clock to complete as many levels as possible! • Customization Choose the appearance of the tubes, balls, and interface! Mix and match!