One Sudoku is the ultimate Sudoku app for your device. It features a wide variety of Sudoku puzzle types in different sizes* with selectable difficulty levels.

Thanks to the innovative number wheel, entering the solutions is intuitive and easy and will help you solve Sudokus faster than ever.

* All Sudokus featured in this app are 100 % unique - they are created exclusively for One Sudoku
* One Sudoku includes an infinite number of Sudokus so the fun will never end
* Compare your puzzle-solving skills with other players from all over the world
* Unlock achievements

The following puzzles types are included:

* Classic (4x4, 9x9, 16x16)
* Window
* Chaos (7x7 to 12x12)
* Stair Steps

Club members also get access to:

* Jigsaw (7x7, 9x9, 11x11)
* Even / Odd
* X-Sudoku
* Comparison
* Killer

Play as many Sudokus as you want. Or join the „One Sudoku Club“ and unlock offline games, all puzzle types, and all difficulties without any ads.

*) Note: sizes from 10x10 and above are only available on devices with a larger screen (i.E. iPads).

Terms of Use:

What’s New

Version 2.0.3

Thank you for playing One Sudoku.

In this version, indicators for the points and time reached were added. Also, some bugs were fixed.

If you have any questions or comments, feel free to write an email to - we are looking forward to your feedback.

Have fun with the new version.

App Privacy

The developer, Cornelius Behrend, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Used to Track You

The following data may be used to track you across apps and websites owned by other companies:

  • Identifiers
  • Usage Data

Data Not Linked to You

The following data may be collected but it is not linked to your identity:

  • Identifiers
  • Usage Data
  • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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