Comparison

Flow Free vs Coolmath Games

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

Head to head
About

Flow Free

Connect matching colored pipes to fill the board without crossing or overlapping. Enjoy hundreds of free levels or challenge yourself in timed modes. This addictive puzzle game offers a relaxing yet engaging experience for all skill levels.

Highlights
  • Connect matching colors with pipes
  • Fill the entire board
  • Over 2,500 free levels
  • Daily puzzles
  • Time Trial mode
  • Multiple board sizes
  • Level packs
Features
Read full description

Flow Free® is a simple yet addictive puzzle game. Connect matching colors with pipe to create a Flow®. Pair all colors, and cover the entire board to solve each puzzle. But watch out, pipes will break if they cross or overlap! Free play through hundreds of levels, or race against the clock in Time Trial mode. Gameplay ranges from simple and relaxed, to challenging and frenetic, and everywhere in between. How you play is up to you. So, give Flow Free a try, and experience "mind like water"! *** Flow Free features *** * Content - Over 2,500 free levels available in Free Play mode, and new Daily Puzzles every day! - 10 different board sizes - Free Classic, Bonus, Bridges, Mania, Extreme, and Jumbo level packs - Additional level packs available for purchase * Challenge - Game Center achievements as you solve levels and complete packs - Track your completion of each level in Free Play mode - Strive for accuracy in Free Play using the fewest, most efficient moves - Strive for speed in Time Trial for the most and fastest solves - 20 scored Time Trial variants to choose from by board size and duration * Look & Feel - Smooth, polished touch interaction - Colorful UI - Fun sound effects - Clean vector graphics and animations - Labels available for color impaired players Enjoy.

About

Coolmath Games

Engage your mind with a vast collection of free logic, thinking, and strategy games. This app offers hundreds of puzzles and challenges designed for mobile, with new games added weekly. Enjoy a safe and entertaining brain-training experience without violence or inappropriate content.

Highlights
  • Hundreds of logic and strategy games
  • New games added weekly
  • Brain-training puzzles
  • Safe for all ages
  • Variety of game categories
  • Mobile-optimized gameplay
Features
Read full description

Coolmath Games is the free brain-training app for everyone, where logic and thinking meet fun & games! If you love CoolmathGames.com, you’ll love this app – hundreds of our favorite math, logic, thinking and strategy games made especially for mobile phones and tablets! With new games added every week, you’ll never run out of free logic, strategy and thinking challenges. There’s never violence, empty action, or inappropriate language – just a wide range of logic and strategy puzzles that’ll make you forget you're getting a mental workout. Entertaining brain training starts here! Some of our most popular logic and strategy games include: * Bob the Robber To Go: Use logic to help Bob expose the real crook! * Block the Pig: Strategically place walls to prevent the little snorter from escaping! * IQ Ball: Use your brain to solve climbing and grabbing puzzles in as few moves as possible. * Checkers: A strategy classic! Outwit the computer or challenge other players in online multiplayer! * Parking Fury: Use your thinking skills to solve parking puzzles! Stay focused to figure out all your moves, with realistic steering and pedal controls. * 2048: Match and multiply your way to 2048. * Tiny Fishing: Go fishing and strategically spend your earnings on awesome gear! Can you reel in the legendary fish? * Toy Defense: A classic tower defense game. Find the best strategy to protect your base! With categories like Fun Physics, Path Planning, Quick Reaction, Drawing and Match 3, Coolmath Games lets you train your brain in all sorts of ways. Recently named one of the internet’s all-time favorite websites by Popular Mechanics, Coolmath Games brings your favorite logic and learning games to your mobile devices. Download the Coolmath Games brain training app for free today -- where logic + strategy = fun + learning! *Internet connection required to play.

Screenshots

Flow Free4 screens
Coolmath Games4 screens

Verdict

The call

The clearest difference is in-app purchases: Coolmath Games at none against Flow Free's 10. Flow Free's advantage is review sentiment (82% vs 68%) and chart position (#49 vs unranked). On price, rating, 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. Flow Free sells 10 one-off in-app purchases. Coolmath Games asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Flow Free against 4.7 for Coolmath Games. Both are backed by a comparable volume of ratings — 407K and 118K respectively. Written reviews are what separate them: 82% of Flow Free's written reviews are positive against 68% of Coolmath Games's.

UpkeepUpdate frequency

Flow Free ships an update every 5 months, Coolmath Games every 3 months. Both last shipped on October 22, 2026.

Scorecard5 real differences · 6 level
Flow Free versus Coolmath Games: the parameters behind the verdict, then further details
ParameterFlow FreeCoolmath Games
PriceFreeFree
Rating4.8 (407K ratings) — better4.7 (118K ratings)
Positive reviews82.4% of reviews — better68.2% of reviews
Number of ratings407K — better118K
Update frequencyEvery 5 monthsEvery 3 months — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#49 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size66 MB66 MB
Age rating4+9+
DeveloperBig Duck Games LLCCoolmath.com, LLC

Customer experience

Flow Free

All ratings400,651 ratings
Positive95.2%
Neutral2.7%
Negative2.1%
Written reviews1,746 reviews
Positive82.4%
Neutral4.8%
Negative12.8%

Coolmath Games

All ratings117,789 ratings
Positive91.9%
Neutral4.0%
Negative4.1%
Written reviews736 reviews
Positive68.2%
Neutral10.1%
Negative21.7%

User reviews

Flow Free

From 407K App Store ratings

What we love

  • 👍 Relaxing and fun
  • 🧠 Challenges the brain
  • ⏱️ Good for passing time
  • 🔓 No WiFi required
  • 💻 Works well on different devices

Room to improve

  • 🔍 Ads can be intrusive
  • 💰 Hints/levels can be expensive
  • 🤯 Levels can get too difficult
  • 🔁 Daily streak issues

Coolmath Games

From 118K App Store ratings

What we love

  • 🚀 Best game in the world
  • 👍 Great game for brain
  • 👍 Lots of fun games
  • 👍 Amazing and varied collection of games
  • 👍 Great platform for games

Room to improve

  • 🐛 Games randomly boot you out and then start loading again and it takes too long to load
  • 🐛 Half the games you play you can't even play
  • 🐛 Games forget your progress
  • 🐛 Games crash
  • 🐛 Glitches and bugs

Bugs and requests

Flow Free

Reported bugs

2 issues
  • Game freezing or crashing
  • Ads getting stuck and preventing progress

Requested features

4 requests
  • More challenging levels for older players
  • Ability to earn hints through gameplay
  • Option to change background color for themes
  • Sync progress across devices

Coolmath Games

Reported bugs

5 issues
  • Games forget progress
  • Some games don't work on mobile
  • Certain games have unresponsive controls
  • Glitches and crashes
  • Progress resets unexpectedly

Requested features

11 requests
  • Add search bar
  • Add more games like Papa's Pizzeria, Moto X3M, Run, etc.
  • Add ability to save progress and login
  • Add offline mode
  • Add more hooks in fishing games
Show 6 more
  • Add Papa's games
  • Add Trace, Run 1/2/3 games
  • Add Jacksmith to mobile
  • Add Elmore games like Toca Life World and Minecraft
  • Add random game option
  • Add more math-focused games

In-app purchases

10 purchases

Flow Free

One-time10
  • 5 Hints$0.99
  • Green Pack$1.99
  • Blue Pack$1.99
Show 7 more
  • Purple Pack$1.99
  • 10x10 Mania$1.99
  • Starter Bundle$1.99
  • Unlock All Themes$1.99
  • 20 Hints$2.99
  • Unlock All Packs and Remove Ads$4.99
  • 100 Hints$9.99
None

Coolmath Games

No in-app purchases

Questions

Is Flow Free free?
Flow Free is free to download, with in-app purchases available.
Is Coolmath Games free?
Coolmath Games is free to download, with no in-app purchases.
Which has better reviews, Flow Free or Coolmath Games?
Flow Free is rated higher. Flow Free averages 4.8 out of 5 from 407K ratings, while Coolmath Games averages 4.7 from 118K ratings.
Do Flow Free or Coolmath Games have ads?
Both Flow Free and Coolmath Games show ads.
Which is updated more often, Flow Free or Coolmath Games?
Flow Free ships an update every 5 months, and Coolmath Games every 3 months. Most recently, Flow Free was updated on October 22, 2026 and Coolmath Games on October 22, 2026.

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