Sudoku AI Coach: Learn & Solve

Learn logic with smart hints

Only for iPhone

Free · Designed for iPhone. Not verified for macOS.

iPhone

Learn how to solve Sudoku with hints that explain why. Sudoku AI Coach doesn't just fill in the number: it shows you where to look, which Sudoku technique to use and why the number goes there, step by step. Play a daily Sudoku, practice each technique from Hidden Single to X-Wing, and ask Sensei the owl, your AI Sudoku coach, whenever something doesn't click. Every hint comes from the app's logical Sudoku solver, so each step is always correct, and hints show only the steps you really need. ■ SUDOKU HINTS THAT EXPLAIN WHY • Step 1 — Where to look: the area to focus on is highlighted • Step 2 — How to think: the technique you need • Step 3 — Answer and why: the reason the number goes there, with the key cells colored on the board • Short, clear explanations: only the steps needed for the next number • Entered a wrong number earlier? The hint tells you first ■ LEARN 22 SUDOKU TECHNIQUES • From Hidden Single, Naked Single and Naked Pair to X-Wing, Swordfish, XY-Wing, Skyscraper, Unique Rectangle, W-Wing and Jellyfish • Each technique comes with a plain-language guide, a guided tour on a real board and practice puzzles • Practice one technique at a time and move from beginner to advanced at your own pace ■ ASK YOUR AI SUDOKU COACH • Still unsure? Ask Sensei things like "Why can't this be a 7?" • Sensei explains, in plain words, the reasoning the solver has already checked • Keep the conversation going: board thumbnails show exactly which position you're talking about ■ DAILY SUDOKU IN 6 DIFFICULTIES • Beginner, Easy, Medium, Hard, Expert and Master • 400 puzzles per difficulty, 2,400 in total • Every puzzle has a single solution and can be solved by logic alone. No guessing, ever. • Everyone gets the same daily puzzle, and you can play more puzzles whenever you like ■ STAY MOTIVATED • Streak calendar for your daily habit • 33 trophies to collect • Leaderboards for the world, your country and your region, weekly, monthly and all-time, with cheat checks to keep them fair • Verify your email to move your records to a new phone and earn a verified badge in the rankings ■ COMFORTABLE TO PLAY • Notes, fill-in candidates, undo / redo and mistake highlighting • Light and dark mode • 71 languages • Supported by ads. Watch an optional rewarded ad for extra hints or AI questions WHO IT'S FOR • Sudoku beginners who want to learn how to solve Sudoku, not just fill in the grid • Regular players who hit a wall at Hard or Expert and want to learn new techniques • Anyone looking for a daily logic puzzle and brain training habit Stop guessing. Start understanding. Learn how to solve Sudoku with today's puzzle.

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The developer, CHEN CHEN, 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 Used to Track You

    The following data may be used to track you across apps and websites owned by other companies:

    • Location
    • Identifiers
    • Usage Data

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Location
    • Contact Info
    • User Content
    • Identifiers
    • Usage Data
    • Diagnostics

  • Data Not Linked to You

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

    • Diagnostics

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

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Seller
CHEN CHEN
Size
61.8 MB
Category
Puzzle
Compatibility
Requires iOS 16.4 or later.
  • iPhone
    Requires iOS 16.4 or later.
  • Mac
    Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
Languages
English and 70 more
  • English, Afrikaans, Albanian, Amharic, Arabic, Armenian, Azerbaijani, Basque, Belarusian, Bengali, Bulgarian, Burmese, Cambodian, Catalan, Croatian, Czech, Danish, Dutch, Estonian, Filipino, Finnish, French, Galician, Georgian, German, Greek, Gujarati, Hebrew, Hindi, Hungarian, Icelandic, Indonesian, Italian, Japanese, Kannada, Kazakh, Korean, Kyrgyz, Laotian, Latvian, Lithuanian, Macedonian, Malay, Malayalam, Marathi, Mongolian, Nepali, Norwegian Bokmål, Persian, Polish, Portuguese, Punjabi, Rhaeto-Romance, Romanian, Russian, Serbian, Simplified Chinese, Singhalese, Slovak, Slovenian, Spanish, Swahili, Swedish, Tamil, Telugu, Thai, Traditional Chinese, Turkish, Ukrainian, Vietnamese, Zulu
Age Rating
4+
  • 4+
  • Learn More
  • Infrequent
    Contests

    Contains
    Advertising
    User-Generated Content
Copyright
© 2026 CHEN CHEN
  • Developer Website
  • Privacy Policy