shikaku-logic-puzzle
Relaxing number brain game
Only for iPhone
Free · Designed for iPhone. Not verified for macOS.
iPhone
Divide the grid into rectangles in this calm yet brain-bending Japanese logic puzzle. 100 unique levels, soothing play, and no ads. Train your brain anywhere!
Shikaku is a relaxing yet challenging Japanese logic puzzle. The rules are simple, but mastering them is the real fun.
HOW TO PLAY
Divide the entire grid into rectangles. Each rectangle must contain exactly one number, and the area of the rectangle must equal that number. Fill the whole board with no gaps or overlaps to solve the puzzle.
Just drag to draw a rectangle, tap to erase. Easy to learn — hard to master.
FEATURES
• 100 handcrafted levels, each with a guaranteed unique solution
• Difficulty that grows steadily — from gentle 5×5 grids to expert 16×16 boards
• Earn 1 to 3 stars on every level based on your speed
• Daily streaks, achievements and detailed stats to track your progress
• 4 beautiful color themes
• Helpful hints whenever you get stuck
• Resume any level right where you left off
• Pinch to zoom and pan on larger grids
• Satisfying sounds and haptic feedback
• Play completely offline — no ads, no internet required
Whether you want a quick brain warm-up or a deep logical challenge, Shikaku gives you a clean, modern puzzle experience. Perfect for fans of Sudoku, Nonograms and other Nikoli-style logic games.
Train your brain. One rectangle at a time.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, Ensar SAL, 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
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Location
- Identifiers
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Ensar SAL
- Size
- 4.9 MB
- Category
- Puzzle
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 Ensar Sal