Sudoku Premium11.0.11 - App Store

The complete Sudoku, with no ads and nothing to buy - just you and the puzzle.

Pick your challenge - Easy, Medium, Hard or Extreme - and solve with an interface that keeps every tool a tap away. Interrupted? Just leave: your puzzle is saved exactly as you left it.

Want to see how you compare? Upload your results, check the top scores, or join the weekly Sudoku competition.

Features:
* 4 difficulty levels: Easy, Medium, Hard, Extreme
* Custom mode: enter any puzzle and solve it in the same familiar interface
* 3 input modes: "Digit first", "Cell first" or pop-up
* Pencil marks (notes) with automatic fill and erase
* Highlighting of the selected digit, plus crosshairs for the current row, column and box
* Digit counts show how many of each digit are placed
* Smart hints that use logic only - never guesses
* Two levels of automatic error checking
* Unlimited undo and redo
* Night and Day modes
* Auto-save
* Plays offline - no internet needed to solve
* Works on iPhone and iPad
* Online results, top scores, history and real-time competitions

Questions or suggestions? Contact us at sudoku@genina.com.

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Follow us on X:
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Or visit us online:
http://www.genina.com/apps/sudoku/

Enjoy!

Version History - Update to the latest iOS libraries and standards.
- Fixed the iOS 27 crash.
- Fixed translations.
- Minor fixes and UI improvements. 11.0.11 4d ago - Rolling back the "overwrite notification" change from the last release. It proved to be more intrusive than helpful. Thank you for your feedback. If you found it helpful and would like to have this as an option, please email us and we will consider making it into an optional setting. 11.0.10 01/26/2025 11.0.7:
- Changes to puzzle rating algorithm. Please report puzzle difficulty inconsistencies to debug@genina.com
- Introducing a new menu option to switch between Night and Day modes.
- Bug fixes. 11.0.7 03/10/2024 11.0.6:
- Changes to puzzle rating algorithm. Please report puzzle difficulty inconsistencies to debug@genina.com
- Introducing a new menu option to switch between Night and Day modes. 11.0.6 03/02/2024 - 11.0.5
- Fixed the bug where extreme level puzzles were not being recognized as solved upon completion (aka "Not enough data").

11.0.4
- The new "Custom" puzzle function enables you to enter your own puzzle, then solve it using the same familiar interface. 11.0.5 11/26/2020 - The new "Custom" puzzle function enables you to enter your own puzzle, then solve it using the same familiar interface. 11.0.4 11/06/2020 - the Settings panel changes are now saved automatically; the "Save" (checkmark) button is no longer present
- the gray background that appeared on some devices should be fixed now
- the Undo button is now next to the Menu for easy one-touch access
- the "Unable to connect" issue when uploading results should be fixed now
- the font size has been increased to improve puzzle readability
- additional visual improvements and optimization
- bug fixes 10.2.4 01/11/2017 - support for iPad
- support for all device orientations
- menu options are now accessible in a uniform way across all devices
- uploads are now done over HTTPS
- now there is a way to reset high scores / history (see Settings-> Reset scores)
- bug fixes 10.2.3 12/13/2016 - a new setting for "Default digit entry mode" ("Digit fist" vs. "Cell first")
- undo / redo now works for pencil marks as well as numbers.
- a new "Auto pencil" setting for erasing / adding pensil marks automatically as cells are solved / cleared.
- a new setting for highlighting cells that contain the selected digit.
- a new menu option: "Auto-fill" will fill out the pencil marks in all the empty cells (using this option counts as using helper, since it may, inadvertently, reveal parts of the solution).
- now there is a way to reset high scores / history (see Settings-> Reset all scores). 9.0.2 02/10/2013 - To prevent accidental opening of in-game menu screen, modified the data entry button placement so that it doesn't overlap with the "menu curled corner" on the bottom right.
- Bug fixes 9.0.1.2 03/19/2012 - new digit entry mode setting combined with new game board layout
- new option to reset entered digits only 9.0.1.1 02/23/2012 - new HINT confirmation dialog to prevent accidental HINT display
- added an ability to reset a puzzle in progress (with an option to reset pencil marks only)
- puzzles are now saved per level of difficulty
- Heyzap integration
- new languages supported:
-- German (special thanks to Wishu for providing this)
-- Swedish (special thanks to Baltsar for providing this)
-- Hebrew (special thanks to Liad for providing this)
-- Hungarian (special thanks to Csaba for providing this) 8.5.1 07/27/2011 - allow for selection of a board shading pattern
- added tips for not-so-obvious functionality
- Russian translation* (special thanks to Kirill for providing this)
- Dutch translation* (special thanks to Tom for providing this)

* we are actively seeking volunteers to translate into other languages - if you are interested and qualified, please contact us at sudoku@genina.com 8.5.0 05/05/2011 - fix for the splash screen crash bug
- other bug fixes 8.4.2 03/22/2011 - fix for the splash screen crash bug 8.4.1 03/14/2011 - a fix for the white screen bug
- a new setting for input pop-up transparency level 8.4.0 03/02/2011 - New option to display digit counts (shown as superscript).

- New and improved graphics.

- Fixed a number of bugs, most notably freezing high score and game result screens.

- "Back" and "Menu" buttons should now be more responsive. 8.3.0 02/04/2011 In fixing the "Back" button, so it doesn't get hit accidentally while you are selecting a cell from the top row, I had to redefine its "hit" areas and move it up a notch. As a result, you now need to press slightly above the center of this button to activate it.

Fixed a bug that prevented application from starting in some cases. 8.1.3 10/16/2009 8.1 09/23/2009