Crazy Sudoku for Nintendo DSiWare™ – launched July 19, 2010.
Play sudoku on the go using your Nintendo DSi system. The game features five levels of difficulty, offering a fun challenge for beginners and pros alike. Choose from two different grid sizes: 9×9 or 6×6. Use the handy Note feature to add comments to each and every cell and solve even the hardest puzzles. Try challenging a friend with the brilliant two-player mode.