SUDOKU STRATEGIES & TECHNIQUES

UNLIMITED OFFLINE DEMO PUZZLES

Free

TEMPORARILY AVAILABLE FULL VERSION WITH 25+ SOLVING STRATEGIES IN 16 LEVELS TOTALLY FREE UNLIMITED SUDOKU PUZZLES NO ADS, NO IN-APP PURCHASES, NO ABO FULL OFFLINE MODE We love SUDOKU. But we never liked SUDOKU APPS. That's why we created our own. Key features are: - NO ADs - NO In-App-Purchases - NO Abo - Full off-line mode - NO collecting of any data - UNLIMITED SUDOKU PUZZLES - ALL puzzles created while you play - All puzzles uniquely solvable - NO guessing required - Levels CLUSTERED BY TECHNIQUES required to solve the puzzles - Levels sorted by difficulty of required techniques - 16 LEVELS WITH 25+ STRATEGIES - SINGLE, NAKED SUBSET, HIDDEN SUBSET, - LINEBOX, BOXLINE, Y-WING, UNIQUE RECTANGLE - XYZ-WING, X-WING, W-WING, WXYZ-WING - SUE DE COQ, REMOTE PAIR, BI-VALUE GRAVE - TURBOT, X-CHAIN, XY-CHAIN, COLORING - SWORDFISH, JELLYFISH, SQUIRMBAG, WHALE - 3D MEDUSA, ALTERNATING INTERFERENCE CHAIN - Upper levels are challenging, extreme, diabolic, almost unsolvable - UNLIMITED DEMO examples for each strategy - FULL TUTORIAL included for each strategy - DETAILED EXPLANATIONS of the HOWs and WHYs for each strategy - HELP function with ALL OPTIONS at each point - INFO material to ALL techniques - HIGH SPEED SOLVER included - INTUITIVE USER INTERFACE - Minimal distraction by sound and visuals - User selected coloring of cells and/or digits - Auto-highlighting of cells holding selected digit - Optional stopwatch function - Detailed game statistics - Restart at point of last exit - Replay function - Undo and Redo function

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FULL VERSION WITH 25+ SOLVING STRATEGIES IN 16 LEVELS

The developer, Jutta Schindler, 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 based, for example, 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
      • Jutta Schindler
    • Size
      • 51.9 MB
    • Category
      • Trivia
    • Compatibility
      Requires iOS 9.0 or later.
      • iPhone
        Requires iOS 9.0 or later.
        • ⁨iPhone 5S⁩
        • ⁨iPhone 6⁩
        • ⁨iPhone 6 Plus⁩
        • ⁨iPhone 6S⁩
        • ⁨iPhone 6S Plus⁩
        • ⁨iPhone SE (1st generation)⁩
        • ⁨iPhone 7⁩
        • ⁨iPhone 7 Plus⁩
        • ⁨iPhone 8⁩
        • ⁨iPhone 8 Plus⁩
        • ⁨iPhone X⁩
        • ⁨iPhone XS⁩
        • ⁨iPhone XS Max⁩
        • ⁨iPhone XR⁩
        • ⁨iPhone 11⁩
        • ⁨iPhone 11 Pro⁩
        • ⁨iPhone 11 Pro Max⁩
        • ⁨iPhone SE (2nd generation)⁩
        • ⁨iPhone 12 mini⁩
        • ⁨iPhone 12⁩
        • ⁨iPhone 12 Pro⁩
        • ⁨iPhone 12 Pro Max⁩
        • ⁨iPhone 13 Pro⁩
        • ⁨iPhone 13 Pro Max⁩
        • ⁨iPhone 13 mini⁩
        • ⁨iPhone 13⁩
        • ⁨iPhone SE (3rd generation)⁩
        • ⁨iPhone 14⁩
        • ⁨iPhone 14 Plus⁩
        • ⁨iPhone 14 Pro⁩
        • ⁨iPhone 14 Pro Max⁩
        • ⁨iPhone 15⁩
        • ⁨iPhone 15 Plus⁩
        • ⁨iPhone 15 Pro⁩
        • ⁨iPhone 15 Pro Max⁩
        • ⁨iPhone 16⁩
        • ⁨iPhone 16 Plus⁩
        • ⁨iPhone 16 Pro⁩
        • ⁨iPhone 16 Pro Max⁩
        • ⁨iPhone 16e⁩
        • ⁨iPhone 17 Pro⁩
        • ⁨iPhone 17 Pro Max⁩
        • ⁨iPhone 17⁩
        • ⁨iPhone Air⁩
      • iPad
        Requires iPadOS 9.0 or later.
        • ⁨iPad Air⁩
        • ⁨iPad Air Wi‑Fi + Cellular⁩
        • ⁨iPad mini 2⁩
        • ⁨iPad mini 2 Wi‑Fi + Cellular⁩
        • ⁨iPad Air 2⁩
        • ⁨iPad Air 2 Wi‑Fi + Cellular⁩
        • ⁨iPad mini 3⁩
        • ⁨iPad mini 3 Wi‑Fi + Cellular⁩
        • ⁨iPad mini 4⁩
        • ⁨iPad mini 4 Wi‑Fi + Cellular⁩
        • ⁨iPad Pro (12.9‑inch)⁩
        • ⁨iPad Pro (12.9‑inch) Wi‑Fi + Cellular⁩
        • ⁨iPad Pro (9.7‑inch)⁩
        • ⁨iPad Pro (9.7‑inch) Wi‑Fi + Cellular⁩
        • ⁨iPad (5th generation)⁩
        • ⁨iPad (5th generation) Wi‑Fi + Cellular⁩
        • ⁨iPad Pro (12.9‑inch) (2nd generation)⁩
        • ⁨iPad Pro (12.9‑inch) (2nd generation) Wi‑Fi + Cellular⁩
        • ⁨iPad Pro (10.5‑inch)⁩
        • ⁨iPad Pro (10.5‑inch) Wi‑Fi + Cellular⁩
        • ⁨iPad (6th generation)⁩
        • ⁨iPad (6th generation) Wi‑Fi + Cellular⁩
        • ⁨iPad Pro (11‑inch)⁩
        • ⁨iPad Pro (11‑inch) Wi‑Fi + Cellular⁩
        • ⁨iPad Pro (12.9‑inch) (3rd generation)⁩
        • ⁨iPad Pro (12.9‑inch) (3rd generation) Wi‑Fi + Cellular⁩
        • ⁨iPad mini (5th generation)⁩
        • ⁨iPad mini (5th generation) Wi‑Fi + Cellular⁩
        • ⁨iPad Air (3rd generation)⁩
        • ⁨iPad Air (3rd generation) Wi‑Fi + Cellular⁩
        • ⁨iPad (7th generation)⁩
        • ⁨iPad (7th generation) Wi‑Fi + Cellular⁩
        • ⁨iPad Pro (11‑inch) (2nd generation)⁩
        • ⁨iPad Pro (11‑inch) (2nd generation) Wi‑Fi + Cellular⁩
        • ⁨iPad Pro (12.9‑inch) (4th generation)⁩
        • ⁨iPad Pro (12.9‑inch) (4th generation) Wi‑Fi + Cellular⁩
        • ⁨iPad Air (4th generation)⁩
        • ⁨iPad Air (4th generation) Wi‑Fi + Cellular⁩
        • ⁨iPad (8th generation)⁩
        • ⁨iPad (8th generation) Wi‑Fi + Cellular⁩
        • ⁨iPad Pro (11-inch) (3rd generation)⁩
        • ⁨iPad Pro (11-inch) (3rd generation) Wi-Fi + Cellular⁩
        • ⁨iPad Pro (12.9-inch) (5th generation)⁩
        • ⁨iPad Pro (12.9-inch) (5th generation) Wi-Fi + Cellular⁩
        • ⁨iPad mini (6th generation)⁩
        • ⁨iPad mini (6th generation) Wi-Fi + Cellular⁩
        • ⁨iPad (9th generation)⁩
        • ⁨iPad (9th generation) Wi-Fi + Cellular⁩
        • ⁨iPad Air (5th generation)⁩
        • ⁨iPad Air (5th generation) Wi‑Fi + Cellular⁩
        • ⁨iPad (10th generation)⁩
        • ⁨iPad (10th generation) Wi‑Fi + Cellular⁩
        • ⁨iPad Pro (11‑inch) (4th generation)⁩
        • ⁨iPad Pro (11‑inch) (4th generation) Wi‑Fi + Cellular⁩
        • ⁨iPad Pro (12.9‑inch) (6th generation)⁩
        • ⁨iPad Pro (12.9‑inch) (6th generation) Wi‑Fi + Cellular⁩
        • ⁨iPad Air 11-inch (M2)⁩
        • ⁨iPad Air 11-inch (M2) Wi-Fi + Cellular⁩
        • ⁨iPad Air 13-inch (M2)⁩
        • ⁨iPad Air 13-inch (M2) Wi-Fi + Cellular⁩
        • ⁨iPad Pro 11-inch (M4)⁩
        • ⁨iPad Pro 11-inch (M4) Wi-Fi + Cellular⁩
        • ⁨iPad Pro 13-inch (M4)⁩
        • ⁨iPad Pro 13-inch (M4) Wi-Fi + Cellular⁩
        • ⁨iPad mini (A17 Pro)⁩
        • ⁨iPad mini (A17 Pro) Wi-Fi + Cellular⁩
        • ⁨iPad (A16)⁩
        • ⁨iPad (A16) Wi-Fi+ Cellular⁩
        • ⁨iPad Air 11-inch (M3)⁩
        • ⁨iPad Air 11-inch (M3) Wi-Fi + Cellular⁩
        • ⁨iPad Air 13-inch (M3)⁩
        • ⁨iPad Air 13-inch (M3) Wi-Fi + Cellular⁩
        • ⁨iPad Pro 11-inch (M5)⁩
        • ⁨iPad Pro 11-inch (M5) Wi-Fi + Cellular⁩
        • ⁨iPad Pro 13-inch (M5)⁩
        • ⁨iPad Pro 13-inch (M5) Wi-Fi + Cellular⁩
      • iPod touch
        Requires iOS 9.0 or later.
        • ⁨iPod touch (6th generation)⁩
        • ⁨iPod touch (7th generation)⁩
      • Apple Vision
        Requires visionOS 1.0 or later.
    • Languages
      • English
    • Age Rating
      4+
    • Copyright
      • © 2022 Jutta Schindler