Calcudoku (Puzzle)
4,204 Offline Math Puzzles
Free · Designed for iPad. Not verified for macOS.
Train your brain with CalcuDoku, a logic puzzle that combines Sudoku-style thinking with arithmetic challenges. Every puzzle requires careful deduction — no guessing, just pure logic.
With 4,204 offline levels, you’ll always have a new challenge waiting.
How It Works
Fill the grid with numbers so that:
• Numbers do not repeat in any row or column
• Each bold-outlined cage matches its target number using the given operator
Simple rules — deep strategy.
Game Features
• 4,204 offline levels — play anywhere, anytime
• 6 difficulty levels — from 4×4 up to 9×9 grids
• Optional game timer
• Hints when you get stuck
• Undo button
• Automatic save of game state and progress
• Day and night modes
• Supports portrait and landscape orientations
Whether you want a quick 4×4 warm-up or a challenging 9×9 brain workout, CalcuDoku adapts to your skill level.
Sharpen your logic. Improve concentration. Enjoy thousands of satisfying puzzles.
Download now and start solving.
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
The developer, Aliaksandr Uvarau, 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
- Usage Data
Data Linked to You
The following data may be collected and linked to your identity:
- Contact Info
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Identifiers
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- Aliaksandr Uvarau
- Size
- 10.3 MB
- Category
- Puzzle
- 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.
- iPhone
- Languages
English and 37 more
- English, Albanian, Bulgarian, Croatian, Czech, Danish, Dutch, Estonian, Finnish, French, German, Greek, Hindi, Hungarian, Icelandic, Indonesian, Italian, Japanese, Korean, Latvian, Lithuanian, Macedonian, Malay, Norwegian Bokmål, Polish, Portuguese, Romanian, Russian, Serbian, Simplified Chinese, Slovak, Slovenian, Spanish, Swedish, Thai, Turkish, Ukrainian, Vietnamese
- Age Rating
13+
- 13+
- Frequent
Contests
Contains
Advertising
- Copyright
- © 2026 Aliaksandr Uvarau