Sudoku: Classic & Killer

The Ultimate Logic Challenge

Free · In‑App Purchases · Designed for iPad

Classic and advanced Sudoku puzzles with kids mode, offline play, dark mode, infinite boards, and gameplay recording. Sudoku: Classic & Killer is a complete Sudoku experience designed for both beginners and hardcore puzzle lovers. Enjoy classic Sudoku with multiple board sizes, from Kids Mode and 9×9 Classic to advanced challenges like 12×12, 16×16, and Super Sudoku 21×21 (Samurai). Every puzzle is based on pure logic — no guessing, no maths, just clear rules and smart thinking. Looking for something different? Try Suko Mode, a unique Sudoku-style puzzle that adds fresh constraints and deeper logical challenges. The game supports Light and Dark Mode, plays 100% offline, and offers infinite puzzles so you never run out of challenges. Whether you play for five minutes or an hour, your progress is always saved. A built-in gameplay recording feature lets you review your solving process, learn from mistakes, and improve your strategy over time — perfect for serious Sudoku fans. With a clean interface, smooth performance, and carefully designed boards for every difficulty level, Sudoku: Classic & Killer is the ultimate logic puzzle collection for all ages. Train your brain, relax your mind, and enjoy Sudoku your way — anytime, anywhere.

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You can now remove ads with a one-time purchase. The app is now faster and runs more smoothly.

The developer, Huy Huynh, 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:

    • Usage Data
  • 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 has not yet indicated which accessibility features this app supports. Learn More

  • Seller
    • Huy Huynh
  • Size
    • 68.9 MB
  • Category
    • Board
  • Compatibility
    Requires iOS 13.0 or later.
    • iPhone
      Requires iOS 13.0 or later.
    • iPad
      Requires iPadOS 13.0 or later.
    • iPod touch
      Requires iOS 13.0 or later.
    • Mac
      Requires macOS 11.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
  • Languages
    • English
  • Age Rating
    16+
  • In-App Purchases
    Yes
  • Copyright
    • © 2025 HuyHuynh