How To Sudoku

Learn to Solve Like a Pro

Free · In‑App Purchases

Discover the Sudoku app that not only guides you through the basics but also unlocks advanced techniques for tackling the toughest puzzles. Packed with all the essentials and more, this app offers specially crafted sudokus organized by technique to help you learn faster. You can also take photos of sudokus from newspapers, books or the internet and solve them using all the app’s features. Play anytime, anywhere with all sudokus and features ready to go without needing an internet connection. Master essential Sudoku techniques and receive step-by-step guidance through unique guided learning. Smart hints offer just the right amount of assistance, and you can easily add or remove candidates (notes). Duplicates are automatically highlighted and you can choose whether you’d like to know if you’ve made any mistakes. Your progress is saved automatically, and you can undo your moves as many times as you need. Bookmark progress, customize your gameplay with Sudoku Settings and turn the timer on or off. Work in light or dark mode and use landscape mode on an iPad. Want to truly maximize your experience? Try the Pro subscription! New Pro subscribers get a free two-week trial. Pro includes: * Learn advanced techniques like Locked Candidate, Naked Pair, Hidden Pair, X-Wing, Naked Triple, Hidden Triple and Naked Quad. * Access 10,000 specially designed sudokus organized by technique to become proficient faster. * Each technique is presented with its own set of 1,000 sudokus allowing you to practice all the different methods of using it. * Curious about solving a sudoku? Simply look at the solution path to see all the techniques you’ll need – this is especially useful for assessing sudokus from newspapers and books. * Jump to the most challenging technique of a sudoku and start solving to learn even more quickly. Give it a try today! Any questions, email support@how-to-sudoku.com

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Updated app screenshots. Updated Start number options.

Version 1.50.13

The developer, How To Sudoku Ltd, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Usage Data

Privacy practices may vary, for example, based on the features you use or your age. Learn More

The developer indicated that this app supports the following accessibility features. Learn More

  • Supported Features

    • Dark Interface

Information

Seller
  • How To Sudoku Ltd
Size
  • 20.8 MB
Category
  • Puzzle
Compatibility
Requires iOS 17.6 or later.
  • iPhone
    Requires iOS 17.6 or later.
  • iPad
    Requires iPadOS 17.6 or later.
Languages
  • English
Age Rating
4+
In-App Purchases
Yes
Copyright
  • © 2026 How To Sudoku Ltd
  • Developer Website
  • Privacy Policy

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