Life & fun · February 16, 2026
Nurikabe Islands
Create islands, connect the sea—pure logic, zero stress
What it does
Nurikabe Islands brings the classic Japanese logic puzzle to your phone with a calm, minimalist design. Build white islands around numbered clues, keep the sea connected, and solve at your own pace—no timers, no pressure. Perfect for fans of Sudoku and nonograms who want a fresh logic challenge. Beautiful themes, helpful hints, undo/redo, and offline play. From quick 5×5 warm-ups to deep 10×15 challenges. If you love satisfying logic puzzles without the stress, give it a try!
Does the same job
all alternatives →- BDBlue Divide – Nurikabe puzzles with procgen islands for Mac and iPadNov 2025 · apps.apple.com · ▲6
Hi HN, I made a small game in Swift to visualize Nurikabe puzzles in 3D, using SceneKit and Metal shaders with some SwiftUI on top for buttons and hints. It's currently available for free in App Store. I've tried generating islands like this a few times before, where the whole board is just one big mesh, but I struggled with the shorelines (especially in corners) and also to make the islands somewhat unique and interesting. This time I got inspired by Oskar Stålbergs "dual grid" approach (https://x.com/OskSta/status/1448248658865049605) which made it a lot easier I…
- SWSudoku with 0 Bells or Whistles2023 · ▲48
Hello HN, I've created a new Sudoku app for iOS and Android that prioritizes simplicity and privacy. It's free to download and use, and I'd be grateful for any feedback or suggestions. Features: > 4 difficulty levels, accessible at any time > No personal data collection of any kind > Clean, minimalistic design that focuses on the game > Takes up significantly less space than other popular apps (by a factor of about 10x) > Minimal use of advertisements I was frustrated by how many of the popular Sudoku apps feel excessively over-engineered, consume a lot of storage space and some that even…
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