Comparison

Math Merge vs Line Tangle

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

Head to head
About

Math Merge

A relaxing card-sorting puzzle game that combines logic challenges with simple math equations. Solve problems, group matching cards, and clear boards to sharpen your mind in a calm, satisfying experience.

Highlights
  • Original card-sorting gameplay
  • Train brain with math equations
  • Discover categories and connections
  • Relaxing, zen puzzle experience
  • Easy to learn, challenging to master
Features
Read full description

Math Merge - Sort, Solve, Relax Math Merge is a classic card-sorting puzzle with a math twist - a relaxing yet challenging brain game designed to test your logic and sharpen your mind. Solve simple equations, group matching cards into categories, and enjoy a calm, satisfying puzzle experience. HOW TO PLAY Every level fills your board with cards showing simple math equations. Solve each equation in your head, then sort the cards into their matching groups. Once every card finds its place, the level is complete. WHY PLAY MATH MERGE - Original card-sorting gameplay A classic card-sorting puzzle with a math flash-card twist, built for fans of logic and puzzle games. - Train your brain with math Solve simple equations and sharpen your logic, memory, and mental math skills. - Discover categories and connections Group matching equations, uncover hidden patterns, and clear every board. - Relaxing, zen puzzle experience Enjoy a calm, chill game designed for relaxing brain training - no pressure, just puzzles. - Easy to learn, challenging to master Simple equations anyone can solve, with levels that grow more challenging as you progress. WHO IT IS FOR Fans of card-sorting puzzles, number games, logic puzzles, and math flash cards will feel right at home. Math Merge blends the genres you already love: chill, no-pressure gameplay with just enough of a mental workout to boost your IQ, cognitive skills, and problem-solving ability. Sort your way through Math Merge and become a true puzzle master, where math meets classic card-sorting fun.

About

Line Tangle

Untangle colorful lines and restore order to reveal intricate patterns and shapes. This puzzle game offers a relaxing yet challenging experience with intuitive controls and satisfying visual feedback. Perfect for unwinding or a quick mental break.

Highlights
  • Untangle intertwined lines
  • Reveal hidden shapes
  • Intuitive node dragging
  • Satisfying visual feedback
  • Progressive difficulty
  • Limited lives for strategy
Features
Read full description

Colorful lines intertwine to form a picture, waiting for you to unravel the design and reveal its true shape. Simply tap the nodes and watch as order is gradually restored. Set against a clean, off-white canvas, vibrant lines and gleaming nodes create patterns just waiting to come to life. Your task is straightforward: drag the nodes to untangle the lines and reveal shapes such as buildings, portraits, flowers, headphones, and maple leaves. Each level is an exercise in observation and organization—perfect for moments when you want to unwind or take a quick, refreshing break. Subtle progress feedback keeps you motivated: limited lives add a strategic rhythm to your moves, while coin-based hints ensure that tricky puzzles don't stall your momentum. The visuals are bright and layered; color-coding and node highlighting make controls intuitive, while the transformation of the pattern upon completion delivers a satisfying sense of achievement. Clever design lies beneath the breezy pace—difficulty ramps up from simple line segments to complex tangles, and unlocking new shapes keeps the spirit of exploration alive. Whether you’re looking for a quick moment of relaxation or a mindful challenge, this game offers the perfect experience. Ready to start untangling your first colorful string art piece?

Screenshots

Math Merge4 screens
Line Tangle4 screens

Verdict

The call

The clearest difference is ads: Math Merge at none against Line Tangle's shown. Math Merge also leads on monetization model (free vs ad-supported) and update cadence (weekly vs every 3 weeks). Line Tangle's advantage is ratings volume (265 vs 50) and iOS requirement (13.0 vs 15.0). On price, rating, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for Math Merge against 4.9 for Line Tangle. That said, the two scores are not equally well evidenced: Line Tangle has 265 ratings behind it against 50, so its average is the more settled of the two. Written reviews are what separate them: 61% of Math Merge's written reviews are positive against 50% of Line Tangle's.

UpkeepUpdate frequency

Math Merge ships an update weekly, Line Tangle every 3 weeks. Both last shipped on November 10, 2026.

Scorecard6 real differences · 4 level
Math Merge versus Line Tangle: the parameters behind the verdict, then further details
ParameterMath MergeLine Tangle
PriceFreeFree
Rating4.9 (50 ratings)4.9 (265 ratings) — better
Positive reviews60.9% of reviews — better50.0% of reviews
Number of ratings50265 — better
Update frequencyWeekly — betterEvery 3 weeks
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size228 MB283 MB
Age rating12+4+
DeveloperSmart Project GmbHShycheese

Customer experience

Math Merge

All ratings49 ratings
Positive95.9%
Neutral2.0%
Negative2.0%
Written reviews23 reviews
Positive60.9%
Neutral17.4%
Negative21.7%

Line Tangle

All ratings250 ratings
Positive96.8%
Neutral1.2%
Negative2.0%
Written reviews6 reviews
Positive50.0%
Neutral16.7%
Negative33.3%

In-app purchases

None

Math Merge

No in-app purchases

None

Line Tangle

No in-app purchases

Questions

Is Math Merge free?
Math Merge is free to download, with no in-app purchases.
Is Line Tangle free?
Line Tangle is free to download, with no in-app purchases.
Which has better reviews, Math Merge or Line Tangle?
Line Tangle is rated higher. Math Merge averages 4.9 out of 5 from 50 ratings, while Line Tangle averages 4.9 from 265 ratings.
Do Math Merge or Line Tangle have ads?
Line Tangle shows ads; Math Merge does not.
Which is updated more often, Math Merge or Line Tangle?
Math Merge ships an update weekly, and Line Tangle every 3 weeks. Most recently, Math Merge was updated on November 10, 2026 and Line Tangle on November 10, 2026.

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