Sudoku: Classic & Variations6.3

Play six different Sudoku variations in a single app! Start with classic Sudoku grids and advance to Diagonal Sudoku, Irregular Sudoku and OddEven Sudoku - each with a different look and a unique twist of brain challenging logic. Huge brain-bashing Mega Sudoku puzzles, also known as Monster Sudoku, are offered for iPad only.

With its diverse variations and straightforward no-frills game design, Conceptis Sudoku brings a new dimension to Sudoku mobile gaming - on both iPad and iPhone.

To help see the puzzle progress, graphic previews in the puzzle list show the progress of all puzzles in a volume as they are being solved. A Gallery view option provides these previews in a larger format.

For more fun, Sudoku contains no ads and includes a Weekly Bonus section providing an extra free puzzle each week.

PUZZLE FEATURES

. 160 free Classic Sudoku and Sudoku variant puzzles
. Variants include Mini, Diagonal, Irregular, OddEven and Mega
. Extra bonus puzzle published free each week
. Multiple difficulty levels from very easy to extremely hard
. Grid sizes up to 16x16
. Puzzle library continuously updates with new content
. Manually selected, top quality puzzles
. Unique solution for each puzzle
. Hours of intellectual challenge and fun
. Sharpens logic and improves cognitive skills

GAMING FEATURES

. No ads
. Unlimited check puzzle
. Unlimited hints
. Show conflicts during gameplay
. Unlimited Undo and Redo
. Pencilmarks feature for solving hard puzzles
. Autofill pencilmarks mode
. Highlight Excluded Squares option
. Lock number on keypad option
. Concurrently playing and saving multiple puzzles
. Puzzle filtering, sorting and archiving options
. Dark Mode support
. Graphic previews showing puzzles progress as they are being solved
. Portrait and landscape screen support (iPad only)
. Track puzzle solving times
. Backup & restore puzzle progress to iCloud

ABOUT

Conceptis Sudoku variations have also become popular under other names such as Sudoku by Dave Green, Sudoku 12x12, Sudoku 16x16, Jigsaw Sudoku, Nonomino Sudoku, Squiggly Sudoku, Sudoku X and many more. All puzzles in this app are produced by Conceptis Ltd. - the leading supplier of logic puzzles to printed and electronic gaming media all over the world. On average, more than 20 million Conceptis puzzles are solved each day in newspapers, magazines, books and online as well as on smartphones and tablets across the world.

Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://www.conceptispuzzles.com/index.aspx?uri=info/doc/220

Version History This version improves performance and stability. 6.3 Mar 21 This version improves performance and stability. 6.2 10/24/2025 This version improves performance and stability. 6.1 08/06/2025 This version improves performance and stability. 6.0 03/19/2025 This version improves performance and stability. 5.9 12/10/2024 This version improves performance and stability. 5.8 08/08/2024 This version improves performance and stability. 5.7 05/07/2024 This version improves performance and stability. 5.6 03/24/2024 This version improves performance and stability. 5.5 12/05/2023 This version adds Dark Mode options in the app's settings. 5.4 09/14/2023 Introducing Dark Mode support: Enjoy a more comfortable viewing experience when solving puzzles in low-light environments 5.3 08/15/2023 This version improves performance and stability.

Previously introduced in Version 5.1:

This is a major update introducing a new architecture, features and improvements:

• Puzzle packs are now split into 2 sections: Library, showing the free and purchased puzzle packs you can play, and Shop, showing the puzzle packs you can buy.
• Added powerful filtering options by variant, difficulty, size, and price. You can now find your favorite puzzles easily and fast!
• Improved sorting options and added a ‘recent on top’. You can now easily find the last puzzles you were working on.
• Added previous/next navigation buttons to the completed puzzle screen. You can now start solving the next puzzle with a single tap of a button.
• Added a wishlist option in the Shop section. You can now mark the favorite puzzle packs you would like to buy in the future and view them in the wish list section.
• Added an archiving option in the Library section. You can now archive completed puzzle packs if you no longer want to see them in the Library list.
• Added automatic restoring purchases when re-installing the app.
• Added automatic refreshing to the puzzle pack list in the Shop section. New packs will now automatically show when they are released. 5.2 04/21/2023 This is a major update introducing a new architecture, features and improvements:

• Puzzle packs are now split into 2 sections: Library, showing the free and purchased puzzle packs you can play, and Shop, showing the puzzle packs you can buy.
• Added powerful filtering options by variant, difficulty, size, and price. You can now find your favorite puzzles easily and fast!
• Improved sorting options and added a ‘recent on top’. You can now easily find the last puzzles you were working on.
• Added previous/next navigation buttons to the completed puzzle screen. You can now start solving the next puzzle with a single tap of a button.
• Added a wishlist option in the Shop section. You can now mark the favorite puzzle packs you would like to buy in the future and view them in the wish list section.
• Added an archiving option in the Library section. You can now archive completed puzzle packs if you no longer want to see them in the Library list.
• Added automatic restoring purchases when re-installing the app.
• Added automatic refreshing to the puzzle pack list in the Shop section. New packs will now automatically show when they are released. 5.1 03/07/2023 This version improves performance and stability.

Previously introduced in Version 4.9:

This version introduces a new game Assistant ‘hint’ feature helping find the next step while solving a puzzle. The previous Check puzzle functionality is now a part of the Assistant feature. 5.0 12/15/2022 This version introduces a new game Assistant ‘hint’ feature helping find the next step while solving a puzzle. The previous Check puzzle functionality is now a part of the Assistant feature. 4.9 11/16/2022 This version improves performance and stability. 4.8 06/21/2022 This version improves performance and stability. 4.7 06/15/2022 This version improves performance and stability. 4.6 03/11/2022 This version improves performance and stability. 4.5 10/03/2021 This version improves performance and stability. 4.4 11/20/2020 This version improves performance and stability.

Also included in the previous version:
• Introducing Autofill pencilmarks mode: Automatically manage all relevant pencilmarks in the grid as the puzzle is being solved. 4.3 10/11/2020 Introducing Autofill pencilmarks mode: Automatically manage all relevant pencilmarks in the grid as the puzzle is being solved. 4.2 10/04/2020 This version introduces
• Graphic puzzle previews in the puzzle list screen, showing the progress of all puzzles in a volume as they are being solved. A Gallery view option has also been added for users preferring to see the puzzle previews in a larger format.
• Backup & Restore: save puzzle progress to iCloud and restore it back when the app is reinstalled. 4.1 03/24/2020 This version improves performance and stability. 4.0 07/05/2019 This version improves performance and stability. 3.9 02/21/2019