Dynamix vs Reaction time trainer
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
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.
- Triple-dropping track design
- Rhythmical and varying play style
- Feel like composing music
- Hong Kong original songs
- Hardcore mobile music game
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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.
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.
- Reaction speed test
- Tap targets quickly
- 30-second challenges
- Game Center login
- Global rankings
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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
Verdict
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
Both are free to download. Dynamix sells 11 one-off in-app purchases. Reaction time trainer asks for nothing beyond the download.
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.
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.
| Parameter | Dynamix | Reaction time trainer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (276 ratings) | 4.5 (294 ratings) — better |
| Positive reviews | 67.8% of reviews — better | 53.6% of reviews |
| Number of ratings | 276 | 294 — better |
| Update frequency | Every 6 weeks — better | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Best chart rank | #150 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 1.7 GB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | C4Cat Entertainment Ltd. | Masaharu Tsukamoto |
Customer experience
Dynamix
Reaction time trainer
User reviews
Dynamix
From 276 App Store ratingsWhat 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 ratingsWhat 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
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- 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 moreShow fewer
- More variety in target patterns
In-app purchases
Dynamix
- 100 Bits$1.99
- Package Rising$3.99
- 300 Bits$3.99
Show 8 moreShow fewer
- 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
Reaction time trainer
No in-app purchases
Questions
Is Dynamix free?
Is Reaction time trainer free?
Which has better reviews, Dynamix or Reaction time trainer?
Do Dynamix or Reaction time trainer have ads?
Which is updated more often, Dynamix or Reaction time trainer?
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