Sudoku Isle - Number Puzzle

Smart hints & daily puzzles

Free · In‑App Purchases · Designed for iPad. Not verified for macOS.

A clean, modern Sudoku experience. Choose from four difficulty levels, solve puzzles at your own pace, and use smart hints that actually teach you the technique when you're stuck. FEATURES - Four difficulties: Easy, Medium, Hard, and Expert - every puzzle has a unique solution - Daily Challenge: everyone in the world gets the same puzzle each day; build your streak and catch up on missed days from the calendar - Global leaderboard: submit your score and see how you rank - Teaching hints: learn Naked Singles, Hidden Singles, and more with clear explanations - Undo and redo, notes with auto-fill, and auto-removal of stale notes - Statistics: win rate, best time, and streaks per difficulty - Flexible settings: Auto-Check, mistake limit, timer, sounds, and highlighting - A single one-time purchase removes all ads forever - no subscription Track your time, challenge yourself with harder levels, and enjoy the satisfaction of a completed grid. Simple, elegant, and endlessly replayable.

Ratings & Reviews

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- Auto-Check is on by default: wrong numbers are flagged right away so the puzzle cannot become unsolvable - Turn Auto-Check off in Settings if you prefer a classic paper-style solve - Bug fixes and polish

Version 1.1

The developer, Lychee Isle Co, 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

    The developer does not collect any data from this app.

    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
    Lychee Isle Co.
    Size
    8.3 MB
    Category
    Games
    Compatibility
    Requires iOS 26.0 or later.
    • iPhone
      Requires iOS 26.0 or later.
    • iPad
      Requires iPadOS 26.0 or later.
    • Mac
      Requires macOS 26.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 26.0 or later.
    Languages
    English and 5 more
    • English, French, German, Japanese, Simplified Chinese, Spanish
    Age Rating
    4+
    In-App Purchases
    Yes
    Copyright
    © 2026 Lychee Isle Co
  • Developer Website
  • Privacy Policy

    • More by Lychee Isle Co

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