An award-winning Sudoku game that's packed with features including:

• Puzzle of the Day daily challenge - choose your difficulty level, download the puzzle and when completed, compare your time with other players worldwide;
• Puzzle Solver - input puzzles from newspapers & books and use all the assistance features to solve them;
• Puzzle Generator - generates literally billions of puzzles at multiple difficulty levels from Beginner through to Diabolical;
• Assistance - various types including manual or automatic pencilmarks; smart hints that help you learn and improve without just giving the answer; and hold & highlight which shows specific numbers or pencilmarks;