Comparison

Dynamix vs Reaction time trainer

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

Head to head
About

Dynamix

Experience a unique rhythm game with a triple-dropping track design that lets you feel like you're composing the music as you play. This hardcore mobile music game offers a dynamic and engaging gameplay experience with a collection of original songs.

Highlights
  • Triple-dropping track design
  • Rhythmical and varying play style
  • Feel like composing music
  • Hong Kong original songs
  • Hardcore mobile music game
Features
Currently charting
Read full description

Dynamix, the hardcore mobile music game is the first publishing game made by C4Cat. Dynamix introduces a new style of music game. Its triple-dropping track design provides a more rhythmical and varying play style. Player feel like composing the song during gameplay. The first release version of Dynamix includes more than 20 Hong Kong original songs.

About

Reaction time trainer

Enhance your reflexes with a quick reaction test. Tap as many targets as possible within a 30-second timeframe. This training app is perfect for improving performance in games and sports, allowing you to compete with others.

Highlights
  • Reaction speed test
  • Tap targets quickly
  • 30-second challenges
  • Game Center login
  • Global rankings
Features
Read full description

Maximize your performance with RapidShot. A simple game that taps as many targets as possible in 30 seconds. It is a training application which can be done anywhere for people who want to be stronger in games and sports. Let's get to the competition by getting into the vacant time! You can login to Game Center and join the ranking.

Screenshots

Dynamix3 screens
Reaction time trainer2 screens

Verdict

The call

The clearest difference is in-app purchases: Reaction time trainer at none against Dynamix's 17. Reaction time trainer also leads on rating (4.5 vs 4.3). Dynamix's advantage is ads (none vs shown) and review sentiment (68% vs 54%). On price, ratings volume, update cadence 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. Dynamix sells 11 one-off in-app purchases. Reaction time trainer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Reaction time trainer holds the better App Store score, 4.5 against 4.3. Both are backed by a comparable volume of ratings — 276 and 294 respectively. Written reviews complicate that: 68% of Dynamix's written reviews are positive against 54% of Reaction time trainer's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Dynamix ships an update every 6 weeks, Reaction time trainer every 2 months. The most recent releases landed on October 17, 2026 and October 15, 2026 respectively.

Scorecard7 real differences · 4 level
Dynamix versus Reaction time trainer: the parameters behind the verdict, then further details
ParameterDynamixReaction time trainer
PriceFreeFree
Rating4.3 (276 ratings)4.5 (294 ratings) — better
Positive reviews67.8% of reviews — better53.6% of reviews
Number of ratings276294 — better
Update frequencyEvery 6 weeks — betterEvery 2 months
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
Best chart rank#150 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.6
Further details — not scored
Size1.7 GB8 MB
Age rating4+4+
DeveloperC4Cat Entertainment Ltd.Masaharu Tsukamoto

Customer experience

Dynamix

All ratings276 ratings
Positive82.2%
Neutral6.2%
Negative11.6%
Written reviews512 reviews
Positive67.8%
Neutral9.8%
Negative22.5%

Reaction time trainer

All ratings294 ratings
Positive89.1%
Neutral3.7%
Negative7.1%
Written reviews56 reviews
Positive53.6%
Neutral12.5%
Negative33.9%

User reviews

Dynamix

From 276 App Store ratings

What we love

  • 🎮 Fun and addictive gameplay
  • 🎨 Visually appealing designs
  • 🎶 Great music selection
  • 💯 Challenging difficulties
  • 👍 Beginner-friendly

Room to improve

  • 🐛 Crashes and sync issues
  • 💰 Paywall for full game access
  • 🙄 Intrusive ads
  • 🤖 Unresponsive controls
  • 🤔 Confusing menus and navigation

Reaction time trainer

From 294 App Store ratings

What we love

  • 👍 Effective aim trainer
  • 👍 Improves reaction time
  • 👍 Simple and effective
  • 👍 Fun and addictive
  • 👍 Good for stress relief

Room to improve

  • 광고 Excessive ads
  • 広告 Ads interrupt gameplay
  • 広告 Ads appear too frequently
  • 広告 Ads are distracting
  • 広告 Ads are intrusive

Bugs and requests

Dynamix

Reported bugs

3 issues
  • Game data loss after updates
  • Compatibility issues with newer devices
  • Persistent crashing on certain songs

Requested features

4 requests
  • Custom song creation
  • Player vs player mode
  • Adjustable timing windows
  • More free song content

Reaction time trainer

Reported bugs

10 issues
  • Targets spawn too close
  • Buttons overlap and are hard to see
  • Game lags or has visual glitches
  • Game requires internet connection
  • Fake ad rewards
Show 5 more
  • Distracting target outlines
  • Game not working after ad
  • Leaderboard issues with cheaters
  • Bug with rapid retries
  • Game freezes on 'Ready' screen

Requested features

6 requests
  • More game modes and challenges
  • Leaderboard fixes for cheaters
  • Option to disable ads (paid)
  • Horizontal screen support
  • Better timing for ad displays
Show 1 more
  • More variety in target patterns

In-app purchases

11 purchases

Dynamix

One-time11
  • 100 Bits$1.99
  • Package Rising$3.99
  • 300 Bits$3.99
Show 8 more
  • Package Evas$3.99
  • Package Four Horsemen$3.99
  • Package Horoscope$3.99
  • Package Piano$3.99
  • Package ArcStar Collection #2$3.99
  • Package Z.H.D. Collaboration$3.99
  • 600 Bits$7.99
  • 1000 Bits$11.99
None

Reaction time trainer

No in-app purchases

Questions

Is Dynamix free?
Dynamix is free to download, with in-app purchases available.
Is Reaction time trainer free?
Reaction time trainer is free to download, with no in-app purchases.
Which has better reviews, Dynamix or Reaction time trainer?
Reaction time trainer is rated higher. Dynamix averages 4.3 out of 5 from 276 ratings, while Reaction time trainer averages 4.5 from 294 ratings.
Do Dynamix or Reaction time trainer have ads?
Reaction time trainer shows ads; Dynamix does not.
Which is updated more often, Dynamix or Reaction time trainer?
Dynamix ships an update every 6 weeks, and Reaction time trainer every 2 months. Most recently, Dynamix was updated on October 17, 2026 and Reaction time trainer on October 15, 2026.

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