Description: Fast and elegant Sudoku game! It works exactly like you would expect, no overbloated design or features. Just play!Features:- 100% logical and unique puzzles!- 4x4, 6x6 and 9x9 Sudoku puzzles!- Easy, Medium and Hard difficulty!- Hints and auto-marks!- Multiple color themes!- Designed for iPhone and iPad!- Optimized for Retina Display!