Mind Equation Puzzles
Kakuro & Matchstick Logic
Free
Mind Equation Puzzles
Kakuro & Matchstick Logic
Challenge your brain with Mind Equation Puzzles, a smart collection of Kakuro (Cross Sum) and Matchstick Logic puzzles designed to sharpen your reasoning, calculation, and problem-solving skills.
This app brings together two classic logic puzzle styles in one clean, focused experience—perfect for daily brain training or deep logical challenges.
Kakuro (Cross Sum) Puzzles
Fill the grid using numbers 1–9 so that each row and column adds up to the given sums.
No repeated numbers, no guessing—just pure logic.
- Carefully designed Kakuro grids
- Increasing difficulty from beginner to expert
- Improves calculation speed and logical thinking
Matchstick Puzzles
- Move, rotate, or remove matchsticks to fix equations and create correct statements.
- Creative equation-based challenges
- Encourages flexible thinking and insight
- Multiple solutions and clever tricks to discover
Why You’ll Love Mind Equation Puzzles
- Two logic puzzle types in one app
- Clean, distraction-free design
- Offline playable—no internet required
- Great for adults who enjoy math, numbers, and logic
- Ideal for short breaks or extended brain workouts
- Free to play
Perfect For
- Fans of Kakuro, Cross Sum, and number puzzles
- Players who enjoy matchstick puzzles and equation logic
- Anyone looking for meaningful brain training
Train your mind, sharpen your focus, and enjoy the satisfaction of solving elegant number puzzles.
Download Mind Equation Puzzles today and put your logic to the test!
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
* Added 5 new matchstick puzzles. Total is 45 puzzles.
* Added 10 new kakkuro puzzles. Total is 2470 puzzles.
* New Kakkuro and Matchstick puzzles are added regularly.
The developer, Topleftsoft LLC, 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:
- Location
- Identifiers
- Usage Data
- Diagnostics
Data Linked to You
The following data may be collected and linked to your identity:
- Location
- Identifiers
- Usage Data
- Diagnostics
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- Topleftsoft LLC
- Size
- 10.7 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. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English and Japanese
- Age Rating
4+
- 4+
- Contains
Advertising
- Copyright
- © 2026 Topleftsoft LLC
