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About Open Sudoku
Open Sudoku is an Open Source Sudoku 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
What's new in the latest 4.5.8
Last updated on 2025-11-13
Open Sudoku 4 brings with it a complete code rewrite, new features and multiple improvements:
* Import/export Sudoku from various sources
* Edit/create your own Sudoku puzzles with verification of it's validity
* Use "Hint" to see next step hints when you get stuck
* Double pencil marks (optional)
And much more. Go to the project page to see full change log.
* Import/export Sudoku from various sources
* Edit/create your own Sudoku puzzles with verification of it's validity
* Use "Hint" to see next step hints when you get stuck
* Double pencil marks (optional)
And much more. Go to the project page to see full change log.
Open Sudoku APK Information
Old Versions of Open Sudoku
Open Sudoku 4.5.8
Nov 13, 20253.8 MB
Open Sudoku 4.4.10
Aug 24, 20253.7 MB
Open Sudoku 4.4.8
Jun 25, 20253.7 MB
Open Sudoku 4.4.6
May 18, 20253.6 MB
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