Sudoku: Classic & Variations

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 tablet only.

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

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 (tablet only)
• Track puzzle solving times
• Backup & restore puzzle progress to Google Drive

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.

1. General Information The information provided by MoboReview ("we," "us," or "our") on moboreview.com is for general informational and educational purposes only. All information on the Site is provided in good faith, however, we make no representation or warranty of any kind, express or implied, regarding the accuracy, adequacy, validity, reliability, availability, or completeness of any information on the Site.

2. Affiliate Disclosure (FTC Compliance) MoboReview believes in transparency. Some of the links on our website may be affiliate links. This means that if you click on the link and download or purchase an app or product, we may receive a small commission at no extra cost to you. This helps keep our website running. Regardless of affiliate relationships, we only recommend apps and services that we genuinely believe will add value to our readers.

3. Editorial Independence & Sponsored Content From time to time, we may receive free access to premium apps, software, or promotional items from developers in exchange for a review. We may also occasionally publish sponsored content. However, compensation never dictates our editorial content. All reviews, opinions, and ratings expressed on MoboReview are strictly our own and are based on hands-on testing and objective analysis.

4. App Changes and Accuracy The tech world moves fast. While we strive to keep our reviews as accurate and up-to-date as possible, app developers frequently update features, change pricing models (e.g., switching from free to subscription), or remove apps from the app stores altogether. MoboReview is not responsible for any discrepancies between our review and the current state of an app. We highly encourage you to verify the app’s features, pricing, and compatibility on the official App Store or Google Play Store before downloading or purchasing.

5. External Links Disclaimer The Site may contain links to other websites or content belonging to or originating from third parties. Such external links are not investigated, monitored, or checked for accuracy, adequacy, validity, reliability, availability, or completeness by us. We do not warrant, endorse, guarantee, or assume responsibility for the accuracy or reliability of any information offered by third-party websites linked through the site.