Sudoku classic

Sudoku is one of the most popular puzzle games of all time , it's a logic-based (originally called Number Place) . FEATURES: - Four difficulty levels (easy, medium, hard, expert). - Unlimited undo . - Unlimited hints . - Use the pencil to mark the box number . - Eraser. Get rid of all mistakes . - Play offline and don't require network to play the game. - Clear and simple design . Download the Sudoku classic, free and safe download .