Open Sudoku
9.1 42
v4.4.8 by Moire
Editor's Review
Open Sudoku is a simple open source sudoku game. it's the successor of the discontinued OpenSudoku.About Open Sudoku
Open Sudoku (Package Name: org.moire.opensudoku) is developed by Moire and the latest version of Open Sudoku 4.4.8 was updated on June 23, 2025. Open Sudoku is in the category of Puzzle. You can check all apps from the developer of Open Sudoku and find 200 alternative apps to Open Sudoku on Android. Currently this app is for free. This app can be downloaded on Android 8.0+ on APKFab or Google Play. All APK/XAPK files on APKFab.com are original and 100% safe with fast download.
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
• 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
Open Sudoku 4.4.8 Update
• 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
Read More
Open Sudoku Features
Previous Versions
More
Variant
Arch
Version
DPI
20250620
June 25, 2025
Open Sudoku
4.4.8
(20250620)
Requires Android: Android 8.0+
Screen DPI: 160-640dpi
SHA1: cdacb7389d94cb76e133ab602450b4f3cde52916
Base APK: org.moire.opensudoku.apk
Split APKs: config.en, config.mdpi
Size: 3.66 MB
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
• 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
Android 8.0+
160-640dpi
20250620
June 27, 2025
Open Sudoku
4.4.8
(20250620)
Requires Android: Android 8.0+
Screen DPI: 160-640dpi
SHA1: 1384de799e0b29050802287c882958ac38b3b1fb
Base APK: org.moire.opensudoku.apk
Split APKs: config.ar, config.de, config.en, config.es, config.fr, config.hi, config.in, config.it, config.ja, config.ko, config.my, config.pt, config.ru, config.th, config.tr, config.vi, config.xxhdpi, config.zh
Size: 2.95 MB
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
• 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
Android 8.0+
160-640dpi
20250620
June 28, 2025
Open Sudoku
4.4.8
(20250620)
Requires Android: Android 8.0+
Screen DPI: 160-640dpi
SHA1: 23f102cd6e1e89dfbdf4ac73ffa62b7a4e8f761f
Base APK: org.moire.opensudoku.apk
Split APKs: config.ar, config.de, config.en, config.es, config.fr, config.hi, config.in, config.it, config.ja, config.ko, config.my, config.pt, config.ru, config.th, config.tr, config.vi, config.xxxhdpi, config.zh
Size: 4.32 MB
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
• 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
Android 8.0+
160-640dpi
Variant
Arch
Version
DPI
20250430
May 18, 2025
Open Sudoku
4.4.6
(20250430)
Requires Android: Android 8.0+
Screen DPI: 160-640dpi
SHA1: b18c041368c33e404c0d1a7b723c821e4cdcb01f
Base APK: org.moire.opensudoku.apk
Split APKs: config.en, config.mdpi
Size: 3.64 MB
What's New:
4.4.6:
• New Hint strategy (Unique Rectangle types 6 and 7)
• New translation to Romanian!
• New title screen menu option to save Debug Logs
• Bugfixes
• Translations updates
4.4:
• New SUID (Sudoku Unique ID)
• New "Play random unsolved puzzle" button if there's no resume
• New "Hint" strategies (Remote Pair, BUG: Bi-value Universal Grave, Unique Rectangle 1, 2, 4 and 5)
• Bug-fixes and improvements
• UI changes
• New Hint strategy (Unique Rectangle types 6 and 7)
• New translation to Romanian!
• New title screen menu option to save Debug Logs
• Bugfixes
• Translations updates
4.4:
• New SUID (Sudoku Unique ID)
• New "Play random unsolved puzzle" button if there's no resume
• New "Hint" strategies (Remote Pair, BUG: Bi-value Universal Grave, Unique Rectangle 1, 2, 4 and 5)
• Bug-fixes and improvements
• UI changes
Android 8.0+
160-640dpi
20250430
May 22, 2025
Open Sudoku
4.4.6
(20250430)
Requires Android: Android 8.0+
Screen DPI: 160-640dpi
SHA1: b22e83297ea1c608cd0fc8fbfb142847190d0135
Base APK: org.moire.opensudoku.apk
Split APKs: config.en, config.mdpi
Size: 3.63 MB
What's New:
4.4.6:
• New Hint strategy (Unique Rectangle types 6 and 7)
• New translation to Romanian!
• New title screen menu option to save Debug Logs
• Bugfixes
• Translations updates
4.4:
• New SUID (Sudoku Unique ID)
• New "Play random unsolved puzzle" button if there's no resume
• New "Hint" strategies (Remote Pair, BUG: Bi-value Universal Grave, Unique Rectangle 1, 2, 4 and 5)
• Bug-fixes and improvements
• UI changes
• New Hint strategy (Unique Rectangle types 6 and 7)
• New translation to Romanian!
• New title screen menu option to save Debug Logs
• Bugfixes
• Translations updates
4.4:
• New SUID (Sudoku Unique ID)
• New "Play random unsolved puzzle" button if there's no resume
• New "Hint" strategies (Remote Pair, BUG: Bi-value Universal Grave, Unique Rectangle 1, 2, 4 and 5)
• Bug-fixes and improvements
• UI changes
Android 8.0+
160-640dpi
Variant
Arch
Version
DPI
20250412
April 26, 2025
Open Sudoku
4.4.5
(20250412)
Requires Android: Android 8.0+
Screen DPI: 160-640dpi
SHA1: 750ab5d08e5efe8008622d1661600d637db25fb3
Base APK: org.moire.opensudoku.apk
Split APKs: config.en, config.mdpi
Size: 3.63 MB
What's New:
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.
Android 8.0+
160-640dpi
20250412
April 27, 2025
Open Sudoku
4.4.5
(20250412)
Requires Android: Android 8.0+
Screen DPI: 160-640dpi
SHA1: 19470f184f031a0c261560276a11d3ab2ef66722
Base APK: org.moire.opensudoku.apk
Split APKs: config.ar, config.de, config.en, config.es, config.fr, config.hi, config.in, config.it, config.ja, config.ko, config.my, config.pt, config.ru, config.th, config.tr, config.vi, config.xxhdpi, config.zh
Size: 2.89 MB
What's New:
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.
Android 8.0+
160-640dpi
Variant
Arch
Version
DPI
20250330
March 31, 2025
Open Sudoku
4.4.4
(20250330)
Requires Android: Android 8.0+
Screen DPI: 160-640dpi
SHA1: 8ebbfb1d5f66e6945058d7312638cc0ccbc7a5c3
Base APK: org.moire.opensudoku.apk
Split APKs: config.en, config.mdpi
Size: 3.64 MB
What's New:
4.4.4:
• DB issue hotfix
• New "Hint" strategy (Unique Rectangle type 4)
• Bugfixes and improvements
• Translations updates
4.4.1:
• New "Hint" strategies (Unique Rectangle 1, 2 and 5)
• Bunch of bug-fixes and improvements
• UI updates
• Translations updates
4.4.0:
• New SUID (Sudoku Unique ID)
• New "Hint" strategies (Remote Pair, BUG: Bi-value Universal Grave)
• New "Play random unsolved puzzle" button if there's no resume
• Keyboard UI changes
• DB issue hotfix
• New "Hint" strategy (Unique Rectangle type 4)
• Bugfixes and improvements
• Translations updates
4.4.1:
• New "Hint" strategies (Unique Rectangle 1, 2 and 5)
• Bunch of bug-fixes and improvements
• UI updates
• Translations updates
4.4.0:
• New SUID (Sudoku Unique ID)
• New "Hint" strategies (Remote Pair, BUG: Bi-value Universal Grave)
• New "Play random unsolved puzzle" button if there's no resume
• Keyboard UI changes
Android 8.0+
160-640dpi
20250330
April 4, 2025
Open Sudoku
4.4.4
(20250330)
Requires Android: Android 8.0+
Screen DPI: 160-640dpi
SHA1: 390fb5ae933b45b59f9dde25f3b1d34a3d513b6f
Base APK: org.moire.opensudoku.apk
Split APKs: config.ar, config.de, config.en, config.es, config.fr, config.hi, config.in, config.it, config.ja, config.ko, config.my, config.pt, config.ru, config.th, config.tr, config.vi, config.xxhdpi, config.zh
Size: 2.89 MB
What's New:
4.4.4:
• DB issue hotfix
• New "Hint" strategy (Unique Rectangle type 4)
• Bugfixes and improvements
• Translations updates
4.4.1:
• New "Hint" strategies (Unique Rectangle 1, 2 and 5)
• Bunch of bug-fixes and improvements
• UI updates
• Translations updates
4.4.0:
• New SUID (Sudoku Unique ID)
• New "Hint" strategies (Remote Pair, BUG: Bi-value Universal Grave)
• New "Play random unsolved puzzle" button if there's no resume
• Keyboard UI changes
• DB issue hotfix
• New "Hint" strategy (Unique Rectangle type 4)
• Bugfixes and improvements
• Translations updates
4.4.1:
• New "Hint" strategies (Unique Rectangle 1, 2 and 5)
• Bunch of bug-fixes and improvements
• UI updates
• Translations updates
4.4.0:
• New SUID (Sudoku Unique ID)
• New "Hint" strategies (Remote Pair, BUG: Bi-value Universal Grave)
• New "Play random unsolved puzzle" button if there's no resume
• Keyboard UI changes
Android 8.0+
160-640dpi
More Information
Package Name:
Update Date:
2025-06-23
Latest Version:
4.4.8
Need Update:
Available on:
Requirements:
Android 8.0+
Report:
Safe to Download
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