OL Sudoku

Portrait-Locked Puzzle Game

$4.99 · Designed for iPad. Not verified for macOS.

Classic Sudoku puzzles with five difficulty levels, daily challenges, and a unique orientation lock that keeps your game upright! Challenge your mind with OL Sudoku — the elegant puzzle game designed for comfortable one-handed play on your iPhone! OL Sudoku features a unique orientation lock that keeps your game upright no matter how you hold your phone. Play in bed, on the couch, or on the go without the screen ever flipping on you. FEATURES: • Five difficulty levels: Novice, Easy, Medium, Hard, and Master • Daily Challenge: A fresh puzzle every day with varying difficulty • Smart number highlighting: Tap any number to see all instances on the board • Row, column, and box completion celebrations • Beautiful warm parchment design with hand-crafted wooden tile aesthetic • Built-in timer to track your progress • Statistics tracking: Win rate, average time, and best time per level • Daily challenge calendar to track your streak • Game state auto-save and crash recovery • iCloud sync keeps your stats across devices • Offline play — no internet required • Portrait orientation lock — the screen never flips Whether you're a beginner learning the ropes or a Sudoku master seeking a challenge, OL Sudoku offers puzzles at every skill level. The daily challenge gives you a fresh puzzle each day, perfect for building your problem-solving skills. Start your Sudoku journey today!

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• Daily challenge day-rollover fix: if midnight passes while playing a daily puzzle, the game now expires gracefully instead of recording the result against the wrong day • Wrong number feedback: the lose screen now shows what you placed vs. the correct number • Improved number button sizing and touch accuracy to reduce fat-finger mis-taps

The developer, Darren Oakey, 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

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

    Seller
    • Inside Mind Pty Ltd
    Size
    • 7.5 MB
    Category
    • Puzzle
    Compatibility
    Requires iOS 15.0 or later.
    • iPhone
      Requires iOS 15.0 or later.
    • iPad
      Requires iPadOS 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
    • © Copyright 2026 Darren Oakey