Loop Logic
Slitherlink & Fences Puzzle
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Connect the dots and complete a single continuous loop.
Use the number clues and solve purely by logic—no guessing required.
30,000+ handcrafted logic puzzles
• Board sizes from 4×4 up to 16×20
• 3 difficulty levels
• Designed to be solvable with logic alone
• Many stages playable for free
Adventure Mode (Roguelite)
• Daily Challenge updated every day
• 32 buffs to choose from across stages
• Compete with players worldwide via time rankings
A smooth, focused experience
• No ads
• Play offline
• Intuitive, responsive controls
Solve with logic. Connect with a loop.
The ultimate Slitherlink challenge—test your brain with Loop Logic.
Terms of Use: https://over-patch.github.io/overpatch-legal/looplogic/terms_en
Privacy Policy: https://over-patch.github.io/overpatch-legal/looplogic/privacy_en
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
• Improved performance for smoother, more responsive play.
• Revamped practice with 33 exercises across 9 units, featuring step-by-step hints and diagrams to help you learn solving techniques.
• Improved the layout and controls on the home and puzzle completion screens.
• Improved progress saving and restoration reliability, and fixed bugs.
The developer, Takumi Yaguchi, 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 Linked to You
The following data may be collected but it is not linked to your identity:
- Identifiers
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Takumi Yaguchi
- Size
- 92.3 MB
- Category
- Puzzle
- Compatibility
Requires iOS 16.4 or later.
- iPhone
Requires iOS 16.4 or later. - iPad
Requires iPadOS 16.4 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.
- iPhone
- Languages
English and 19 more
- English, Czech, Dutch, French, German, Indonesian, Italian, Japanese, Korean, Polish, Portuguese, Russian, Simplified Chinese, Spanish, Swedish, Thai, Traditional Chinese, Turkish, Ukrainian, Vietnamese
- Age Rating
4+
- 4+
- Infrequent
Contests
- In-App Purchases
Yes
- SP Pack Small (double) $0.99
- SP Pack Large (double) $6.99
- SP Pack Extra (double) $14.99
- SP Pack Medium (double) $2.99
- SP Pack Medium $2.99
- SP Pack Extra $14.99
- SP Pack Large $6.99
- Master Plan $1.99
- SP Pack Small $0.99
- Legend Plan $2.99
- Copyright
- © 2026 overpatch