Comparison

Flow Free vs Kassa Doodle

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

Kassa Doodle

Features
Read full description

One specific doodle. A cloud of drawings. The clock is ticking. Do you have the mental sharpness to find it? Welcome to Kassa Doodle, the fast-reflex visual perception game that will push your concentration and memory to the limit! The premise is simple, direct, and highly addictive: you face an organic cloud packed with beautiful hand-drawn doodles. Amidst all this vibrant, colorful line art, there is only one specific target you need to locate. Find it before the timer runs out! Why you’ll love Kassa Doodle? - Fun Brain Training: Boost your visual perception, focus, and cognitive speed with every new challenge. - Minimalist Aesthetics: Capturing the charm of a real study sketchbook, we’ve cleared away screen distractions so your eyes focus only on what matters. - Modern Design: A clean, seamless interface featuring beautiful, unfilled line art. - Quick Sessions: Perfect to play anytime, anywhere. The ultimate "seek and find" test for lovers of quick, clever, and visually charming puzzles. Sharpen your eyes, train your brain, and start hunting those doodles!

Screenshots

Flow Free4 screens
Kassa Doodle4 screens

Verdict

The call

The clearest difference is update cadence: Kassa Doodle at daily against Flow Free's every 5 months. Flow Free's advantage is chart position (#53 vs unranked). On price, ads, 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. Flow Free sells 10 one-off in-app purchases and Kassa Doodle sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Flow Free ships an update every 5 months, Kassa Doodle daily. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 9 level
Flow Free versus Kassa Doodle: the parameters behind the verdict, then further details
ParameterFlow FreeKassa Doodle
PriceFreeFree
Rating4.8 (408K ratings) — better—
Positive reviews82.4% of reviews—
Number of ratings408K — better—
Update frequencyEvery 5 monthsDaily — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
Best chart rank#53 — better—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.4
Further details — not scored
Size77 MB105 MB
Age rating4+4+
DeveloperBig Duck Games LLCVolkker Tech

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

Kassa Doodle

Not enough reviews yet to summarise bugs or requests.

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
1 purchases

Kassa Doodle

One-time1
  • Remove Ads$2.99

Questions

Is Flow Free free?
Flow Free is free to download, with in-app purchases available.
Is Kassa Doodle free?
Kassa Doodle is free to download, with in-app purchases available.
Do Flow Free or Kassa Doodle have ads?
Both Flow Free and Kassa Doodle show ads.
Which is updated more often, Flow Free or Kassa Doodle?
Flow Free ships an update every 5 months, and Kassa Doodle daily. Most recently, Flow Free was updated on October 28, 2026 and Kassa Doodle on October 24, 2026.

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