Mad Sudoku

The numbers puzzle + the math

Free · Designed for iPad. Not verified for macOS.

Love Sudoku but ready for a bigger challenge? Mad Sudoku combines classic Sudoku rules with cage arithmetic — group cells by cages, each with a target number and math operation (+, −, ×, /). Use logic, not guesswork, to fill the grid. How It Works Place numbers 1–9 so every row, column, and box is unique — just like Sudoku. But each cage also has a math target you must satisfy. Start with easier puzzles that give you pre-filled cells, or go extreme with a completely blank grid. Four Difficulty Levels • Easy — 24 cells pre-filled, perfect for learning • Medium — 16 cells, a satisfying step up • Hard — 8 cells, for experienced players • Extreme — completely blank grid, pure logic Three Game Modes • Regular — full experience with timer, score, hints, and notes • Zen — no timer, no score, no mistake tracking — just you and the puzzle • Hardcore — no hints, no notes, no undo, one mistake and it's over Smart Features • Pencil notes to track candidates • Smart hint system that teaches, not just reveals • Undo up to 50 moves — even after game over • Auto-remove notes when you place a number • Highlight matching numbers across the grid Track Your Progress • Per-difficulty statistics: win rate, streaks, best and average times • Personal best indicators on completion • Score system with speed bonuses for fast moves Beautiful & Accessible • 4 themes: Light, Dark, High Contrast, and Monotone • Sound effects and haptic feedback • Accessibility labels for screen readers No account required. No internet needed to play. Your progress saves automatically.

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New Design and improved performance.

The developer, Abdelrahman Barakat, 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:

    • Identifiers
  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Identifiers
  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Usage Data
    • Diagnostics

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
  • Abdelrahman Barakat
Size
  • 25.2 MB
Category
  • Puzzle
Compatibility
Requires iOS 15.1 or later.
  • iPhone
    Requires iOS 15.1 or later.
  • iPad
    Requires iPadOS 15.1 or later.
  • iPod touch
    Requires iOS 15.1 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
  • © 2025 Abdelrahman Barakat