Sudoku HD for iPad is described as 'Play world’s most popular brain game on your iPad and Mac and enjoy all the best features you can’t get anywhere else – thousands of grid designs, four difficulty levels, extensive statistics, Undo & Redo, Auto-Save, Auto-Correct, Auto-Fill hints and more' and is an game in the games category. There are more than 25 games similar to Sudoku HD for iPad for a variety of platforms, including Android, Windows, iPad, iPhone and Android Tablet apps. The best Sudoku HD for iPad alternative is LibreSudoku, which is both free and Open Source. Other Sudoku HD for iPad like games are Gauguin, KSudoku, Open Sudoku and Sudokubar.