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Sudoku, Sudoku X, Killer Sudoku, Killer Sudoku X, Comparison Sudoku, Even/Odd Sudoku, Hyper Sudoku and Jigsaw Sudoku. Over 10,000 quality puzzles which all have a single unique solution reachable by logic with no guesswork required. Features: - 8 puzzle types (Sudoku, Sudoku X, Killer Sudoku, Killer Sudoku X, Comparison Sudoku, Even/Odd Sudoku, Hyper Sudoku, Jigsaw Sudoku). - 4 skill levels (easy, medium, hard, expert). - 4 puzzle sizes: (4x4, 6x6, 8x8, 9x9). - Unlimited undo & redo. - Resume multiple puzzles. - Pencil marks with smart auto-remove. - Best times. - Trial mode. - No adverts - No in-app purchases New in version 3.0.0: - Updated for Windows Phone 8.1 - Added fastest and average times on congratulations page. - Added menu item to restart puzzle. - Added confirmation before stopping solving current puzzle. New in version 2.2.0: - Fixed a bug in 6x6/8x8 Killer Sudoku and Killer Sudoku X puzzles where some had missing subregions. New in version 2.1.0: - Hard/Expert Sudoku and Sudoku X puzzles made more challenging. - Improved German translation. - Fixed Comparison Sudoku symbols going missing after restore of puzzle with back button used. New in version 2.0.0: - Added new puzzle type: Comparison Sudoku. - Added "Bold Pencil Marks" setting to give bolder and darker pencil marks. - Improved "Highlight Simple Mistakes" check of completed Killer Sudoku cages. - Digit buttons dim to indicate when a digit is completed. - Fixed a bug in "Extend Screen Timeout" which stopped it working after 5 minutes inactivity. New in version 1.9.0: - Added French, German, Italian, Portuguese and Spanish translations. - Added ability to change language. - Fixed a crash. New in version 1.8.0: - Added new puzzle type: Hyper Sudoku. - Added "Highlight Simple Mistakes" setting. - Added "Auto Remove Pencil Marks" feature and setting. - Added "check against solution" menu item. - Fixed a crash. - Minor enhancements. New in version 1.7.0: - Added new puzzle type: Even/Odd Sudoku. - Moved puzzle type/size/level from Settings to start page. - Various minor enhancements.



  • Sudoku
  • Sudoku X
  • Killer Sudoku
  • Killer Sudoku X
  • Comparison Sudoku
  • Even/Odd Sudoku
  • Hyper Sudoku
  • Jigsaw Sudoku

Additional information

Published by



David Easton

Developed by


Release date


Approximate size

3.3 MB

Age rating

For all ages


Puzzle & trivia


Get this app while signed in to your Microsoft account and install on up to ten Windows 10 devices.

Language supported

English (United States)
Deutsch (Deutschland)
Español (España, Alfabetización Internacional)
Français (France)
Italiano (Italia)
Português (Brasil)

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