Sudoku Puzzle

* 480 PUZZLE !!!
* 4x4 Sudoku(Easy,Hard), 6x6 Sudoku(Easy,Medium,Hard), 9x9(Easy,Medium,Hard)
* Sudoku will be the most beautiful, learnable, game you’ve ever played, and it’s completely free!
* Sudoku (originally called Number Place) is a logic-based, combinatorial number-placement puzzle.

FEATURES:

- different difficulties
- hundreds of puzzles for each difficulty
- auto pencil mark (draft)
- hint system
- selected cell highlight
- number highlight
- errors highlight
- timer (optional)
- clean interface and smooth controls
- phones and tablets support