Report updated Apr 7, 2026
Nurikabe: Islands & Walls
v4.9Logic puzzle enthusiasts and fans of Japanese-style grid games like Sudoku or Kakuro who enjoy intellectual challenges.
What Is Nurikabe: Islands & Walls?
Launched Jan 2, 2013
Updated Dec 2025
What users think iIndependent intel reports to help builders create better apps or enhance existing ones. Still in beta, accuracy and relevancy get better every day. For informational purposes only.
What does it look like?
What are the key features?
Provides an extra free puzzle every week to keep content fresh and encourage retention.
Visual indicators in the puzzle list showing the completion status of each puzzle volume.
Includes wall segment highlighting and island size counters to assist with complex solving.
Backup and restore puzzle progress across devices using iCloud.
Ability to concurrently play, save, filter, and archive multiple puzzles.
Offers a range of puzzles from very easy to extremely hard for all skill levels.
What do users think? iIndependent intel reports to help builders create better apps or enhance existing ones. Still in beta, accuracy and relevancy get better every day. For informational purposes only.
“Recent user voice shows a excited sentiment.”
Medium confidence · 386 reviews available
What are the pros and cons?
Pros
- High-quality, manually selected puzzles
- Strong brand authority (Conceptis Ltd.)
- Excellent user rating (4.86)
- Weekly free content updates
Cons
- Niche puzzle type with limited mass-market appeal
- Low organic growth/rating volume
- Functional rather than highly gamified UI
What is the market outlook?
Growth Opportunities
- Cross-promotion with other Conceptis logic apps
- Localization for international puzzle markets
- Introduction of social/competitive features
Market Threats
- Aggregator apps offering multiple puzzle types
- Modern, highly-polished puzzle competitors
- App Store discoverability challenges
What are the key takeaways?
Nurikabe: Islands & Walls is a exciting games app that is free with in-app purchases. With a 4.9/5 rating from 386 reviews, it excites its users from users.
Best for: Logic puzzle enthusiasts and fans of Japanese-style grid games like Sudoku or Kakuro who enjoy intellectual challenges.
How much does it cost?
Model: freemium
Uses a 'try-before-you-buy' model where the core experience is free, monetizing through the sale of additional puzzle content packs.