Open Sudoku

4.9
421 reviews
10K+
Downloads
Content rating
PEGI 3
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About this game

Features:
• Without ads
• Puzzles can be downloaded from web, entered by hand or generated on the project's homepage
• Game stats (time spent, mistakes)
• Next step hints with multiple strategies suggestions
• Import to and export from a file
• Visual themes including custom theme editor
• Several input modes (finger-friendly numpad, popup, keyboard etc.)
• Double pencil marks
…and much more.

More information (including how to report ideas and issues) can be found on the project's home page: http://opensudoku.moire.org
Updated on
23 Jun 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection

What's new

• New "Hint" strategies: Remote Pair, B.U.G. (Bi-value Universal Grave), Unique Rectangle types 1..5
• New "Play random unsolved puzzle" button if there's no resume
• New SUID (Sudoku Unique ID) to identify any valid puzzle. You can copy it to clipboard (long-press puzzle to copy from list) and paste (within a folder or in the built-in puzzle editor)
• Bugfixes and improvements
• UI updates
• Translations updates