Sudoku A/C

Classic 9×9, friendly kids 6×6

Only for iPhone

Free · Designed for iPhone. Not verified for macOS.

iPhone

Two games in one: classic 9×9 sudoku with five difficulty levels, and a friendly 6×6 board for kids. Scan printed puzzles with the camera — fully offline, no ads ever. Sudoku A/C is one sudoku app for the whole family: a full classic 9×9 game for adults, and a friendly 6×6 version for children — switch between them with a single tap. ADULTS • Classic 9×9 sudoku with five difficulty levels, from relaxed to devious • Enter numbers your way: a quick digit pad or a per-cell dropdown • Check your progress at any time, or let Auto complete the solution • A timer keeps your best time for every level CHILDREN • A friendly 6×6 board with three gentle levels, sized for small hands • The same simple controls — nothing to read beyond the numbers SCAN A PRINTED PUZZLE Found a puzzle in a newspaper or a book? Point your camera at it (or pick a photo) and Sudoku A/C reads the grid straight onto the board so you can solve it on your phone. All image processing happens on your device — photos are never uploaded anywhere. MADE THE RIGHT WAY • Works completely offline — solve on a plane, on the subway, anywhere • No ads, no accounts, no subscriptions, no tracking. Ever. • Progress and best times are saved automatically on your device One download, two players: you take the 9×9, then hand the phone over for the 6×6.

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The developer, Naizhong Xu, 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 Collected

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    Accessibility

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    Information

    Seller
    • Naizhong Xu
    Size
    • 10.8 MB
    Category
    • Puzzle
    Compatibility
    Requires iOS 15.0 or later.
    • iPhone
      Requires iOS 15.0 or later.
    • iPod touch
      Requires iOS 15.0 or later.
    • Mac
      Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    • English
    Age Rating
    4+
    Copyright
    • © 2026 Tianqi AI
  • Privacy Policy

    • More by Naizhong Xu