Comparison

Brain Training, Know brain age vs Eureka

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

Head to head
About

Brain Training, Know brain age

Test your cognitive abilities with quick, engaging games to determine your brain age. Improve observation, memory, judgment, and reaction skills through daily challenges and puzzles.

Highlights
  • Brain age assessment
  • Quick 30-second games
  • Observation challenges
  • Memory tests
  • Judgment and intuition games
  • Daily puzzle games
  • General cognitive test
Features
Read full description

Find out your brain age.It just only 30 sec per games. Simple yet addicting app which tests your brain age base on your game performance. ● Observation Tap the numbers 1 to 25 ● Memory Memory alignment of numbers from 0 to 9 ● Judgement Select the "Text color" ● Intuition Tap the specified number of seconds ● Computing Elementary-level math calculations ● Reaction Rock paper scissors by order ● Today's puzzle game Funny puzzle game every day. [Mini Sudoku], [Cross Puzzle], [CALC] Try General Test detect your brain age.

About

Eureka

This app offers over 50 mini-games designed to test and improve various cognitive skills like logic, memory, creativity, and focus. It provides a fun and challenging way to stimulate your brain and see if you can outsmart others.

Highlights
  • Over 50 mini-games
  • Tests logic, memory, creativity, speed
  • Improves focus and brain skills
  • Diverse and unique puzzles
  • Addictive brain challenge
Features
Read full description

If you think you are smart, think twice! Eureka is the right brain game to tell if you are a real genius! Featuring more than 50 mini-games to challenge your brain skills (logic, memory, creativity, speed, reflex, focus, etc.), Eureka is the addictive brain challenge your brain needs to go from dumb to genius. Are you up to the challenge? Eureka is full of brainteasers and fun mini-games that you can enjoy forever. Each brain game will be different from the previous, so you can enjoy original, creative and unique puzzles specifically designed to push your brain limits! Are you smarter than your friends are? Do you think outside the box? Can you pass more than 50 different brainy tricky mini-games? Eureka is the brain challenge you need! GAME FEATURES: • Diverse gameplay to keep your brain activated for hours • Each level is a different brain game • Simple to learn and easy to understand • Fun yet challenging brain challenge • Improve your focus and brain skills with diverse mini-games Accept the brain challenge and prove you have a creative mind! Infinity Games aims to provide the best game experience within its titles. We love showcasing new minimalist puzzle games and making people think while relaxing. Do you like our work? Connect below: Facebook: https://www.facebook.com/infinitygamespage Instagram: 8infinitygames (https://www.instagram.com/8infinitygames/)

Screenshots

Brain Training, Know brain age4 screens
Eureka4 screens

Verdict

The call

The clearest difference is update cadence: Eureka at every 4 weeks against Brain Training, Know brain age's every 3 months. Eureka also leads on rating (4.7 vs 4.5). Brain Training, Know brain age's advantage is iOS requirement (9.0 vs 12.0). On price, review sentiment, ratings volume 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. Brain Training, Know brain age sells 1 one-off in-app purchase and Eureka 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

Eureka holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 234 and 510 respectively. Written reviews complicate that: 82% of Brain Training, Know brain age's written reviews are positive against 77% of Eureka's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Brain Training, Know brain age ships an update every 3 months, Eureka every 4 weeks. The most recent releases landed on October 14, 2026 and October 4, 2026 respectively.

Scorecard3 real differences · 7 level
Brain Training, Know brain age versus Eureka: the parameters behind the verdict, then further details
ParameterBrain Training, Know brain ageEureka
PriceFreeFree
Rating4.5 (234 ratings)4.7 (510 ratings) — better
Positive reviews82.2% of reviews — better76.9% of reviews
Number of ratings234510 — better
Update frequencyEvery 3 monthsEvery 4 weeks — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better12.0
Further details — not scored
Size24 MB140 MB
Age rating4+4+
DeveloperQQ TSUBASAINFINITY GAMES, LDA

Customer experience

Brain Training, Know brain age

All ratings234 ratings
Positive87.2%
Neutral6.4%
Negative6.4%
Written reviews338 reviews
Positive82.2%
Neutral9.8%
Negative8.0%

Eureka

All ratings510 ratings
Positive91.6%
Neutral6.7%
Negative1.8%
Written reviews13 reviews
Positive76.9%
Neutral0.0%
Negative23.1%

User reviews

Brain Training, Know brain age

From 234 App Store ratings

What we love

  • 👍 Helps train brain
  • 👍 Enjoyable daily brain games
  • 👍 Good game, perfect time filler
  • 👍 Keeps brain alert and shows when not well
  • 👍 Fantastic game, highly recommended

Room to improve

  • 🐛 Unclear instructions for some games
  • 🐛 Issues with calculation section (incorrect crosses)
  • 🐛 Individual game scores not updated regularly

Eureka

From 510 App Store ratings

What we love

  • 🤩 Fun and engaging gameplay
  • 🧠 Challenges the mind
  • 👍 Kid-friendly
  • 😍 Addictive and immersive
  • 💯 Great for cognitive exercise

Room to improve

  • anúncios Ads are intrusive
  • 🗑️ Paid version still has ads
  • 🧩 Lacks variety in puzzles

Bugs and requests

Brain Training, Know brain age

Reported bugs

2 issues
  • Help section not working
  • Incompatibility with older devices

Requested features

3 requests
  • More game variety
  • Option to save progress and sync across devices
  • Detailed breakdown of scores and performance

Eureka

Reported bugs

2 issues
  • Ads after every level
  • Paid version with ads

In-app purchases

1 purchases

Brain Training, Know brain age

One-time1
  • Brain Training - Premium Edition (without ads)$1.99
1 purchases

Eureka

One-time1
  • Remove Ads$1.99

Questions

Is Brain Training, Know brain age free?
Brain Training, Know brain age is free to download, with in-app purchases available.
Is Eureka free?
Eureka is free to download, with in-app purchases available.
Which has better reviews, Brain Training, Know brain age or Eureka?
Eureka is rated higher. Brain Training, Know brain age averages 4.5 out of 5 from 234 ratings, while Eureka averages 4.7 from 510 ratings.
Do Brain Training, Know brain age or Eureka have ads?
Both Brain Training, Know brain age and Eureka show ads.
Which is updated more often, Brain Training, Know brain age or Eureka?
Brain Training, Know brain age ships an update every 3 months, and Eureka every 4 weeks. Most recently, Brain Training, Know brain age was updated on October 14, 2026 and Eureka on October 4, 2026.

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