Comparison

Slitherlink vs Logic Dots 2

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

Head to head
About

Slitherlink

Solve logic puzzles by drawing a single loop around clues on a grid. Connect dots to form a continuous line, with no crossings or branches. Offers endless fun and intellectual challenge for puzzle enthusiasts.

Highlights
  • Draw a single continuous loop
  • Surround numbered clues
  • Pure logic, no math required
  • Weekly bonus puzzles
  • Multiple difficulty levels
  • Auto complete clues
  • Highlight link segment
Features
Read full description

Surround each clue with lines to form one single loop! Each puzzle consists of a rectangular lattice of dots with some clues in various places. The object is to connect the dots surrounding each clue so that the number of lines equals the value of the clue and the lines around all clues form one continuous loop with no crossings or branches. Empty squares may be surrounded by any number of lines. Slitherlink are addictive loop-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 2-finger tapping for quick zoom, auto complete clues setting and a link segment highlighting option to help to avoid creating separate loops. 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, Slitherlink contains no ads and includes a Weekly Bonus section providing an extra free puzzle each week. PUZZLE FEATURES • 200 free Slitherlink puzzles • Extra bonus puzzle published free each week • Multiple difficulty levels from very easy to extremely hard • Grid sizes up to 16x22 • 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 • No ads • Unlimited check puzzle • Unlimited Undo and Redo • Auto complete clues • Highlight link segment • Quick zoom using 2-finger tap • 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 Slitherlink have also become popular under other names such as Fences, Loop the Loop, Loopy, Suriza, Dotty Dilemma and Number Line. 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 2

This logic puzzle game combines Sudoku and Battleship mechanics. Place dots on a grid to form shapes and solve increasingly challenging brain-teasers. Enjoy over 700 levels with no time or move limits, and a color-blind friendly design.

Highlights
  • Place dots to form shapes
  • Solve logic puzzles
  • Over 700 unique levels
  • No time or move limits
  • Color-blind friendly design
  • Unlimited undo feature
Features
Read full description

If you love solving ingenious puzzles, you need Logic Dots 2! A uniquely fantastic combination of Sudoku and Battleship, it's easy, addictive and logical to play. Place dots on the grid to make shapes and solve each puzzle. This award-winning puzzle sequel is simple and logical, but increasingly challenging. Version 2.0 of Logic Dots 2 is here! Incredibly, we have unlocked ALL of Logic Dots 2’s original levels and made all 210 levels FREE for EVERYONE to play! We’ve also added 480 NEW themed levels, redesigned and improved menus and tutorials, and your progress in a puzzle is now auto-saved when you leave mid-game! - Note: Players who “Unlocked All Packs” in previous versions of Logic Dots 2 will unlock ALL 240 Difficult Pack levels in this new v2.0 update for FREE! - Note: Players who purchased “Unlimited Hints” in previous versions of Logic Dots 2 will unlock 480 new levels including ALL Difficult Pack levels FREE and ALL Lines & Dots Pack levels FREE in this new v2.0 update! Each brain-twisting Logic Dots 2 puzzle consists of a blank grid surrounded by numbers. Players need to find hidden dot lines and now shapes on the grid, making sure each row and column contains the indicated number of dots. This massively-anticipated sequel builds upon its acclaimed puzzle-board predecessor, the #1 puzzle-board game on the App Store with almost 1 million players in a week - incredible! 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 of Logic Dots 2! - USE LOGIC TO WIN: Place dots in the grid to create dot lines and shapes to solve each logic puzzle. - BEAUTIFUL PRESENTATION: Gorgeous, colorful levels are now even more of a treat for your eyes. Logic Dots is color-blind friendly as well! - INCREASE YOUR INTELLIGENCE: Logic Dots 2 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 FRANCHISE: Logic Dots 2 is made by the lead programmer of the original Logic Dots, Logic Traces and hit puzzle game, Tiny Thief! - UNRIVALLED DEPTH: Over 700 unique and increasingly complex brain-teasers provide many hours of intellectual challenge and fun. Yet more new level packs will also be released in free updates very soon! - COMPLETELY FREE: Play all the way to the end with no in-app purchases required! - LEARN AT YOUR PACE: Seamless 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! As always, 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

Slitherlink4 screens
Logic Dots 24 screens

Verdict

The call

The clearest difference is review sentiment: Slitherlink at 89% against Logic Dots 2's 51%. Slitherlink also leads on ads (none vs shown) and rating (4.8 vs 4.5). Logic Dots 2's advantage is monetization model (free vs free with in-app purchases) and update cadence (every 5 weeks vs every 4 months). On price, in-app purchases, device support and iOS requirement 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. Slitherlink sells 13 one-off in-app purchases and Logic Dots 2 sells 11 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Slitherlink holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Logic Dots 2 has 6.7K ratings behind it against 457, so its average is the more settled of the two. Written reviews point the same way: 89% of Slitherlink's written reviews are positive against 51% of Logic Dots 2's.

UpkeepUpdate frequency

Slitherlink ships an update every 4 months, Logic Dots 2 every 5 weeks. The most recent releases landed on October 15, 2026 and October 11, 2026 respectively.

Scorecard6 real differences · 4 level
Slitherlink versus Logic Dots 2: the parameters behind the verdict, then further details
ParameterSlitherlinkLogic Dots 2
PriceFreeFree
Rating4.8 (457 ratings) — better4.5 (6.7K ratings)
Positive reviews89.5% of reviews — better50.6% of reviews
Number of ratings4576.7K — better
Update frequencyEvery 4 monthsEvery 5 weeks — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better16.0
Further details — not scored
Size7 MB129 MB
Age rating4+4+
DeveloperConceptis Ltd.Matias Ini

Customer experience

Slitherlink

All ratings457 ratings
Positive96.5%
Neutral2.2%
Negative1.3%
Written reviews171 reviews
Positive89.5%
Neutral7.6%
Negative2.9%

Logic Dots 2

All ratings6,688 ratings
Positive89.2%
Neutral6.7%
Negative4.1%
Written reviews320 reviews
Positive50.6%
Neutral14.4%
Negative35.0%

User reviews

Slitherlink

From 457 App Store ratings

What we love

  • 🎉 Challenging and fun puzzles
  • 👍 Well-designed and intuitive interface
  • 🔍 Helpful check and undo features
  • 💡 Variety of puzzle sizes and difficulty levels
  • 🧠 Requires logical thinking

Room to improve

  • 🔍 Lack of coloring/marking tools to differentiate loop segments
  • 💰 Expensive puzzle pack prices
  • 🌙 No dark mode option
  • 🐛 Occasional bugs and crashes
  • 🔍 Limited free puzzle content

Logic Dots 2

From 6.7K App Store ratings

What we love

  • 👍 Challenging and addictive
  • 👍 Relaxing and good mental exercise
  • 👍 Well-designed and aesthetically pleasing
  • 👍 Logical thinking and problem-solving

Room to improve

  • 🐛 Certain puzzles have only one accepted solution despite multiple valid solutions
  • 💰 Excessive ads and paywall to unlock more levels
  • 🐛 Bugs and glitches preventing progress
  • 🤔 Puzzles can be too easy at times

Bugs and requests

Slitherlink

Reported bugs

3 issues
  • App not loading properly for some users
  • Freezing issues on login screen
  • Incompatibility with older devices

Requested features

5 requests
  • Add a dark mode option
  • Implement coloring/marking tools for loop segments
  • Provide more free puzzle content
  • Reduce pricing for puzzle packs
  • Add a rewind/undo feature to go back to previous puzzle states

Logic Dots 2

Reported bugs

3 issues
  • Freezing or crashing at certain levels
  • Hints and unlocked levels disappearing
  • Tutorial instructions not matching game mechanics

Requested features

4 requests
  • Option to hide the shape guide at the top
  • More levels and content updates
  • Ability to track progress and points earned
  • Timer feature with scoring based on time

In-app purchases

13 purchases

Slitherlink

One-time13
  • Medium Snacks 1$0.99
  • Easy Variety 1$1.99
  • Easy Variety - Large 1$1.99
Show 10 more
  • Medium Variety 1$1.99
  • Medium Variety - Large 1$1.99
  • Hard Variety 1$1.99
  • Easy Variety 2$1.99
  • Medium Variety 2$1.99
  • Hard Variety 2$1.99
  • Big & Easy 1$1.99
  • Big & Medium 1$1.99
  • Hard Variety - Large 1$1.99
  • Big & Tough 1$1.99
11 purchases

Logic Dots 2

One-time11
  • Unlock All Packs$0.99
  • 50 Hints$0.99
  • 10 Hints$1.99
Show 8 more
  • Unlock All Packs$2.99
  • Unlock All Difficult Levels$2.99
  • Unlock All Lines & Dots Levels$2.99
  • 50 Hints$4.99
  • Unlock ALL Locked Level Packs!$4.99
  • Unlimited Hints$9.99
  • 200 Hints$14.99
  • Unlimited Hints$29.99

Questions

Is Slitherlink free?
Slitherlink is free to download, with in-app purchases available.
Is Logic Dots 2 free?
Logic Dots 2 is free to download, with in-app purchases available.
Which has better reviews, Slitherlink or Logic Dots 2?
Slitherlink is rated higher. Slitherlink averages 4.8 out of 5 from 457 ratings, while Logic Dots 2 averages 4.5 from 6.7K ratings.
Do Slitherlink or Logic Dots 2 have ads?
Logic Dots 2 shows ads; Slitherlink does not.
Which is updated more often, Slitherlink or Logic Dots 2?
Slitherlink ships an update every 4 months, and Logic Dots 2 every 5 weeks. Most recently, Slitherlink was updated on October 15, 2026 and Logic Dots 2 on October 11, 2026.

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