Comparison

Brain Test vs One Brain

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

Head to head
About

Brain Test

Test your selective attention, cognitive flexibility, and processing speed with this psychology-based logic puzzle. Compete with friends and family by identifying the ink color of presented words within a time limit.

Highlights
  • Selective attention test
  • Cognitive flexibility training
  • Processing speed improvement
  • Timed challenges
  • Multiplayer competition
  • Color word matching
Features
Read full description

Do you like logic puzzles? Try yourself and compete with your friends and family! Stroop effect is based on the famous psychology test and focuses on selective attention, cognitive flexibility and processing speed. RULES You'll see 3 labels, each displaying a name of a color, however not necessarily tinted in the color which it denotes. - One label will be placed centered at the top of the screen, - and two labels will be placed in the bottom left and right corners respectively. The task is to select the appropriate label from the bottom, whose text denotes the ink color of the top label! Sounds easy, doesn't it? - Give as many correct answer as you can in 60 seconds. Join the fun and show your best skills! http://www.stroopeffectapp.com https://www.facebook.com/stroopeffectapp

About

One Brain

Test your cognitive abilities with a game inspired by the Stroop effect. Quickly identify matching colors, arrow directions, or true/false math equations under time pressure. Challenge your brain to process conflicting information and achieve high scores.

Highlights
  • Stroop effect inspired gameplay
  • Color matching challenges
  • Arrow direction tests
  • Math equation verification
  • Timed gameplay
  • Score tracking
Features
Read full description

One Brain is inspired by the Stroop effect, a famous psychological test that measures how well you handle conflicting information. For example, it's harder to name the color of a word when the word itself spells a different color. This game challenges your whole brain as you fight to process the mixed signals and make the right call before time runs out. Game modes: • Colors: Does the word match the color it's written in? • Arrows: Is the arrow actually pointing the way it says it is? • Numbers: Is the math equation true or false? • Words: Which word matches the definition? How high can you score under pressure?

Screenshots

Brain Test4 screens
One Brain4 screens

Verdict

The call

The clearest difference is rating: One Brain at 4.4 against Brain Test's 4.1. One Brain also leads on update cadence (weekly vs every 2 weeks) and ratings volume (297 vs 71). Brain Test's advantage is review sentiment (72% vs 59%) and iOS requirement (10.0 vs 15). On price, ads, in-app purchases and monetization model 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. Brain Test sells 2 one-off in-app purchases and One Brain sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

One Brain holds the better App Store score, 4.4 against 4.1. Both are backed by a comparable volume of ratings — 71 and 297 respectively. Written reviews complicate that: 72% of Brain Test's written reviews are positive against 59% of One Brain's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Brain Test ships an update every 2 weeks, One Brain weekly. Both last shipped on September 24, 2026.

Scorecard5 real differences · 5 level
Brain Test versus One Brain: the parameters behind the verdict, then further details
ParameterBrain TestOne Brain
PriceFreeFree
Rating4.1 (71 ratings)4.4 (297 ratings) — better
Positive reviews72.4% of reviews — better58.6% of reviews
Number of ratings71297 — better
Update frequencyEvery 2 weeksWeekly — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS10.0 — better15
Further details — not scored
Size9 MB10 MB
Age rating4++4
DeveloperAttila HegedusErik Wegener

Customer experience

Brain Test

All ratings71 ratings
Positive83.1%
Neutral1.4%
Negative15.5%
Written reviews58 reviews
Positive72.4%
Neutral3.4%
Negative24.1%

One Brain

All ratings297 ratings
Positive82.8%
Neutral7.4%
Negative9.8%
Written reviews227 reviews
Positive58.6%
Neutral8.8%
Negative32.6%

Bugs and requests

Brain Test

Not enough reviews yet to summarise bugs or requests.

One Brain

Reported bugs

3 issues
  • Incorrect registering of correct answers
  • Crashes and freezes on certain devices
  • Keyboard controls not working as expected

Requested features

3 requests
  • Adjustable difficulty levels
  • More game modes and variations
  • Option to disable ads or pay for ad-free version

In-app purchases

2 purchases

Brain Test

One-time2
  • Remove ads$0.99
  • Unlock expert mode$1.99
1 purchases

One Brain

One-time1
  • Remove Ads$0.99

Questions

Is Brain Test free?
Brain Test is free to download, with in-app purchases available.
Is One Brain free?
One Brain is free to download, with in-app purchases available.
Which has better reviews, Brain Test or One Brain?
One Brain is rated higher. Brain Test averages 4.1 out of 5 from 71 ratings, while One Brain averages 4.4 from 297 ratings.
Do Brain Test or One Brain have ads?
Both Brain Test and One Brain show ads.
Which is updated more often, Brain Test or One Brain?
Brain Test ships an update every 2 weeks, and One Brain weekly. Most recently, Brain Test was updated on September 24, 2026 and One Brain on September 24, 2026.

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