16×16 Sudoku Challenge HD: The Ultimate Sudoku Challenge for Advanced Players

Do you think you’re a Sudoku expert? 16×16 Sudoku Challenge HD is the ultimate test for advanced Sudoku players. It offers a variety of game modes, including 4×4, 9×9, and 16×16 Sudokus, with the option to unlock the ultimate challenge. The game is optimized for phones and tablets, and supports touch-screen, trackball, and keyboard functionality.

One of the best features of this game is the ability to pencil in numbers, making it easier to keep track of possibilities and avoid mistakes. You can also resume games where you left off, which is particularly handy for longer games. The tutorial is easy to understand, making it accessible to players of all levels.