Open Sudoku

Open Sudoku is an Open Source Sudoku game.
AppID:org.moire.opensudoku
Author:Open Sudoku developers
License:GPL-3.0-or-later
Donation:
InRepoSince:2018-06-02
LastRepoUpdate:2026-08-15
LastAppUpdate:Unknown
LastVersion:4.9.0
Categories:Puzzle Game
APK source:
icon 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.

WhatsNew:

- Experimental Puzzle Scanning feature improvements (portrait scanning support, new 'Edit' button, OCR engine migrated to FOSS-compatible TensorFlow Lite) [Bart Uliasz]
- New 'with mistakes' and 'with hints' filter options [Bart Uliasz]
- Improved primary color selection for custom themes [Bart Uliasz]
- Full edge-to-edge support for all major screens [Bart Uliasz]
- Updated targetSdk to 37 [Bart Uliasz]
- Translations updates [Bart Uliasz, Andreas Pettersson, hamburger2048]

Download Website Source Issues Translation ChangeLog
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While you can download the APKs here directly, you should preferably use an F-Droid client so the app stays up-to-date on your device.

Packages

Version 4.9.0 (2026-08-15) no RB details available help icon

Android Versions:
  • Target: 17.0
  • MinVer: 8.0
  • ABIs: arm64-v8a
Permissions: help icon

Download (40.1 M)

Version 4.7.0 (2026-06-26) no RB details available help icon

Version 4.6.1 (2026-04-13) no RB details available help icon