Comparison

Nurikabe vs Logic Dots

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Nurikabe

Solve logic puzzles by partitioning a grid with walls to create islands of specific sizes. Each island must contain a clue and be isolated from others. Offers a variety of difficulty levels and features to aid gameplay.

Highlights
  • Partition grid with walls
  • Create islands of specific sizes
  • Multiple difficulty levels
  • Highlight wall segments
  • Island size counter
  • Weekly bonus puzzles
  • Unlimited undo/redo
Features
Read full description

Partition between clues with walls to create islands with corresponding size! Each puzzle consists of a grid containing clues in various places. The object is to create islands by partitioning between clues with walls so that the number of squares in each island is equal to the value of the clue, all walls form a continuous path and there are no wall areas of 2x2 or larger. Each island must contain one clue and be isolated from other islands horizontally and vertically. Nurikabe are addictive island-forming puzzles which were invented in Japan. Using pure logic and requiring no math to solve, these fascinating puzzles offer endless fun and intellectual entertainment to puzzle fans of all skills and ages. The game features a highlighting option to help see if a wall segment is about to become isolated, and an island size counter to view how many squares belong to an island. To help see the puzzle progress, graphic previews in the puzzle list show the progress of all puzzles in a volume as they are being solved. A Gallery view option provides these previews in a larger format. For more fun, Conceptis Nurikabe includes a Weekly Bonus section providing an extra free puzzle each week. PUZZLE FEATURES • 90 free Nurikabe puzzles • 30 extra-large puzzles bonus for iPad only • Extra bonus puzzle published free each week • Multiple difficulty levels from very easy to extremely hard • Puzzle library continuously updates with new content • Manually selected, top quality puzzles • Unique solution for each puzzle • Hours of intellectual challenge and fun • Sharpens logic and improves cognitive skills GAMING FEATURES • Unlimited check puzzle • Unlimited Undo and Redo • Highlight wall segments • Show island size counter • Concurrently playing and saving multiple puzzles • Puzzle filtering, sorting and archiving options • Dark Mode support • Graphic previews showing puzzles progress as they are being solved • Portrait and landscape screen support (iPad only) • Track puzzle solving times • Backup & restore puzzle progress to iCloud ABOUT Nurikabe have also become popular under other names such as Islands in the Stream and Cell Structure. Similar to Sudoku, Kakuro and Hashi, the puzzles are solved using logic alone. All puzzles in this app are produced by Conceptis Ltd. - the leading supplier of logic puzzles to printed and electronic gaming media all over the world. On average, more than 20 million Conceptis puzzles are solved each day in newspapers, magazines, books and online as well as on smartphones and tablets across the world. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.conceptispuzzles.com/index.aspx?uri=info/doc/220

About

Logic Dots

This puzzle game challenges players to place dots on a grid based on numerical clues in rows and columns. It combines elements of Sudoku and Battleship, offering a brain-teasing experience with over 750 levels. Enjoy a pressure-free environment with unlimited undos and optional hints.

Highlights
  • Place dots on a grid
  • Solve logic puzzles
  • Over 750 unique levels
  • No time or move limits
  • Color-blind friendly design
  • Unlimited undo feature
  • Optional hints available
Features
Read full description

If you like solving ingenious puzzles, you need Logic Dots. It's easy to play: place dots on the grid and solve the puzzle! Beautifully simple, unavoidably addictive and devilishly difficult as you progress; Logic Dots is a uniquely fantastic combination of Sudoku and Battleship. ***The #1 puzzle-board game on the App Store with almost 1 million players in a week - incredible!*** Each brain-twisting Logic Dots puzzle consists of a blank grid surrounded by numbers. Players need to find hidden dot shapes on the grid, making sure each row and column contains the required number of dots. There are no time limits or move limits, and hints are freely given in some puzzles to make them easier on players. Beware though - as the game progresses, deduction challenges become increasingly devilish. Only true ‘Logic Legends’ will make it to the end! - USE LOGIC TO WIN: Place dots in the grid to create dot shapes and solve each logic puzzle. - BEAUTIFUL PRESENTATION: Gorgeous, colorful levels are a treat for your eyes. Logic Dots is color-blind friendly as well! - INCREASE YOUR INTELLIGENCE: Logic Dots sharpens logic deduction and improves cognitive skills in players. - NO PRESSURE, TAKE YOUR TIME: There’s no time limit and no move limit. Take as many goes and as much time as you want to complete each puzzle! - RENOWNED DEVELOPER: Logic Dots is made by the lead programmer of hit puzzle game, Tiny Thief! - UNRIVALLED DEPTH: Over 750 unique and increasingly complex brain-teasers provide many hours of intellectual challenge and fun. - COMPLETELY FREE: Play all the way to the end with no in-app purchases required! - LEARN AT YOUR PACE: Tutorials for players of any ability level. - COMPARE AND COMPETE: Your game score, Game Center achievements and leaderboards will show who’s the most logical of your friends. Surely it’s you? - FEEL FREE TO MAKE MISTAKES: Any logic errors can be corrected with unlimited undo’s. - HINTS IF YOU NEED THEM: If you get stuck, tap on the hint button and you’ll be puzzling again in no time! Your amazing support and positive feedback is always much appreciated. We are working hard and will release new level packs in free updates very soon. Have fun!

Screenshots

Nurikabe4 screens
Logic Dots4 screens

Verdict

The call

The clearest difference is rating: Nurikabe at 4.9 against Logic Dots's 4.3. Nurikabe also leads on review sentiment (96% vs 77%). Logic Dots's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (8.0 vs 15.6). On price, ratings volume, update cadence and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Nurikabe sells 10 one-off in-app purchases and Logic Dots sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Nurikabe holds the better App Store score, 4.9 against 4.3. Both are backed by a comparable volume of ratings — 401 and 420 respectively. Written reviews point the same way: 96% of Nurikabe's written reviews are positive against 77% of Logic Dots's.

UpkeepUpdate frequency

Nurikabe ships an update every 5 months, Logic Dots every 3 months. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.

Scorecard4 real differences · 6 level
Nurikabe versus Logic Dots: the parameters behind the verdict, then further details
ParameterNurikabeLogic Dots
PriceFreeFree
Rating4.9 (401 ratings) — better4.3 (420 ratings)
Positive reviews96.2% of reviews — better77.1% of reviews
Number of ratings401420 — better
Update frequencyEvery 5 monthsEvery 3 months — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.68.0 — better
Further details — not scored
Size7 MB72 MB
Age rating4+4+
DeveloperConceptis Ltd.Matias Ini

Customer experience

Nurikabe

All ratings401 ratings
Positive97.3%
Neutral1.2%
Negative1.5%
Written reviews186 reviews
Positive96.2%
Neutral1.1%
Negative2.7%

Logic Dots

All ratings420 ratings
Positive85.0%
Neutral6.9%
Negative8.1%
Written reviews524 reviews
Positive77.1%
Neutral12.2%
Negative10.7%

User reviews

Nurikabe

From 401 App Store ratings

What we love

  • 🚀 Great logic game
  • 👍 Well executed with practical features
  • 👍 No ads
  • 👍 Perfect UI
  • 👍 Challenging puzzles

Room to improve

  • 💰 Very expensive for additional puzzles
  • 🐛 Keeps asking to rate the app even after rating

Logic Dots

From 420 App Store ratings

What we love

  • 🤩 Addictive gameplay
  • 👍 Challenging logic puzzles
  • 🧠 Great brain exercise
  • 💯 Excellent for passing time
  • 🎨 Colorful and visually appealing

Room to improve

  • 🔇 Disables background music/audio
  • 💰 Paywall for higher difficulty levels
  • 🤔 Unclear progression system
  • 🤯 Frustrating loss of progress
  • 🤷‍♂️ Confusing double-tap controls

Bugs and requests

Nurikabe

Reported bugs

1 issue
  • Game is broken and keeps asking to rate it

Requested features

5 requests
  • Add a 'pencil' mode to mark uncertain squares
  • Enable dragging to cover multiple squares
  • Add an 'all black' mode
  • Implement a 'save progress' feature
  • Provide more free puzzles

Logic Dots

Reported bugs

3 issues
  • Hints not working as expected
  • Levels not registering as completed
  • App crashes when switching between apps

Requested features

5 requests
  • Allow background music/audio playback
  • Provide more free levels/content
  • Improve progression system and unlock new levels
  • Implement cloud sync to resume progress across devices
  • Optimize controls and remove unnecessary popups

In-app purchases

10 purchases

Nurikabe

One-time10
  • Medium Snacks 1$0.99
  • Hard Snacks 1$0.99
  • Easy Variety 1$1.99
Show 7 more
  • Medium Variety 1$1.99
  • Hard Variety 1$1.99
  • Medium Variety 2$1.99
  • Hard Variety 2$1.99
  • Big & Medium 1$1.99
  • Big & Tough 1$1.99
  • Big Challenges 1$1.99
10 purchases

Logic Dots

One-time10
  • 12x12 Pack!$0.99
  • 13x13 Pack!$0.99
  • 14x14 Pack!$0.99
Show 7 more
  • Remove Ads!$0.99
  • 10 Hints$1.99
  • Unlock All Packs!$2.99
  • 25 Hints$3.99
  • 50 Hints$4.99
  • 200 Hints$14.99
  • Unlimited Hints!$29.99

Questions

Is Nurikabe free?
Nurikabe is free to download, with in-app purchases available.
Is Logic Dots free?
Logic Dots is free to download, with in-app purchases available.
Which has better reviews, Nurikabe or Logic Dots?
Nurikabe is rated higher. Nurikabe averages 4.9 out of 5 from 401 ratings, while Logic Dots averages 4.3 from 420 ratings.
Do Nurikabe or Logic Dots have ads?
Neither Nurikabe nor Logic Dots shows ads.
Which is updated more often, Nurikabe or Logic Dots?
Nurikabe ships an update every 5 months, and Logic Dots every 3 months. Most recently, Nurikabe was updated on November 6, 2026 and Logic Dots on November 1, 2026.

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