Comparison

Brain Training vs Otus Game

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

Head to head
About

Brain Training

This game offers fast-paced training to enhance reaction time, reflexes, and brain speed. It features simple, intuitive gameplay where players tap targets as quickly and accurately as possible to improve their performance.

Highlights
  • Improve reaction speed and reflexes
  • Sharpen brain processing speed
  • Simple and intuitive gameplay
  • Speed test style challenges
  • 20 progressive stages
  • Track performance and beat scores
Features
Read full description

Free. No registration. Just tap and train your reaction speed. Brain Training: Quick Reaction is a fast-paced reaction training game that helps improve reaction time, reflexes, and brain speed through simple and fun gameplay. Tap the targets as quickly and accurately as possible. Easy to play, but challenging to master. WHY YOU'LL LOVE THIS GAME: • Fast and fun reaction training • Simple and intuitive gameplay • Speed test style challenges • Clear sense of improvement TRAIN YOUR REACTION TIME: • Improve reaction speed and reflexes • Sharpen brain processing speed • Perfect for short training sessions HOW TO PLAY: • Tap randomly appearing targets • Tap only the number shown on the target • Wrong taps or zero reduce your score TRACK YOUR PERFORMANCE: • Test your reaction speed • Beat your best score • Improve aim and accuracy PROGRESSIVE STAGES: • 20 stages from beginner to advanced • Increasing difficulty • Sci-fi inspired world RECOMMENDED FOR: • Reaction and reflex game fans • Players who want to improve reaction time • Athletes training quick responses • FPS and action game players • Anyone looking for a simple brain training game Train the flow of vision to brain to action. React faster with every play. Unlock your full reaction potential.

About

Otus Game

Engage in a variety of games designed to improve eye health and vision. Requires membership and eye score measurement through a companion app to begin playing.

Highlights
  • Eye exercise games
  • Vision improvement focus
  • Requires Otus Plus membership
  • Eye score measurement integration
  • Suitable for tired eyes
Features
Read full description

Otus Game is a collection of eye exercise games provided by Otus. How to play: 1. First, sign up for membership on the Otus Plus app and then perform eye score measurement. 2. Log in to Otus Game with the same account you signed up with on Otus Plus app. 3. Select a member and proceed with the games. Recommended for people: - Whose eyes are tired from using cell phones - Whose vision becomes increasingly blurry when looking at close objects - Whose vision becomes increasingly blurry when looking far away - Who have difficulty focusing “Sound effects obtained from https://www.zapsplat.com“

Screenshots

Brain Training4 screens
Otus Game3 screens

Verdict

The call

The clearest difference is ads: Otus Game at none against Brain Training's shown. Otus Game also leads on update cadence (every 2 weeks vs every 2 months) and review sentiment (67% vs 52%). On price, 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.

UpkeepUpdate frequency

Brain Training ships an update every 2 months, Otus Game every 2 weeks. The most recent releases landed on September 24, 2026 and September 16, 2026 respectively.

Scorecard5 real differences · 5 level
Brain Training versus Otus Game: the parameters behind the verdict, then further details
ParameterBrain TrainingOtus Game
PriceFreeFree
Rating4.6 (92 ratings) — better—
Positive reviews51.5% of reviews66.7% of reviews — better
Number of ratings92 — better—
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.012.0 — better
Further details — not scored
Size146 MB174 MB
Age rating4+4+
DeveloperTHOMSON Inc.EDENLUX Corp.

Customer experience

Brain Training

All ratings92 ratings
Positive89.1%
Neutral8.7%
Negative2.2%
Written reviews33 reviews
Positive51.5%
Neutral12.1%
Negative36.4%

Otus Game

Written reviews3 reviews
Positive66.7%
Neutral33.3%
Negative0.0%

In-app purchases

None

Brain Training

No in-app purchases

None

Otus Game

No in-app purchases

Questions

Is Brain Training free?
Brain Training is free to download, with no in-app purchases.
Is Otus Game free?
Otus Game is free to download, with no in-app purchases.
Do Brain Training or Otus Game have ads?
Brain Training shows ads; Otus Game does not.
Which is updated more often, Brain Training or Otus Game?
Brain Training ships an update every 2 months, and Otus Game every 2 weeks. Most recently, Brain Training was updated on September 24, 2026 and Otus Game on September 16, 2026.

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