
Please contact our support team at if you have any questions, comments, or suggestions about improving this Sudoku app. The READ and WRITE_EXTERNAL_STORAGE are needed for move-to-SD functionality. NOTE: The INTERNET permission is required for competitions and game results upload. The screenshots depict playing with the full screen ad style selection. You have a choice of ad formats: in-game banners or in-between games interstitials (shown once every three games or so). Sudoku supports trackball, touch screen, keyboard. * Submit results and track progress online * Two levels of automatic error checking option There are more puzzle volumes and new apps released continuously. * Selected digit and various other highlighting options Download our free puzzle games for iPhone, iPad and Android and start solving now. * 3 input modes: "Digit first", "Cell first", popup Want to know how you stack up against other Sudoku players? Upload your results to our servers and see for yourself, or take part in a weekly Sudoku competition. Interrupted? Exit Sudoku, and the puzzle is saved exactly as you see it! Download current and previous versions of Apples iOS, iPadOS, watchOS, tvOS, audioOS and macOS firmware and receive notifications when new firmwares are released. With 4 difficulty levels, intuitive interface, and all the functions right at your fingertips, this Sudoku app is sure to be your favorite.

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