Reaction Speed Reflex Trainer vs Race Start Test
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Reaction Speed Reflex Trainer
Sharpen your reflexes and boost reaction speed with engaging game modes. Measure your reaction time to the millisecond, compete on global leaderboards, and track your progress. Ideal for improving focus, training reflexes, or simply for fun.
- Reaction time measurement
- Multiple game modes
- Global leaderboards
- Progress tracking
- Focus and reflex training
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Boost your reaction speed and sharpen your reflexes with the ultimate Reaction Time Test app! Designed for simplicity and fun, this app puts your reaction time to the ultimate test. Tap the moment the screen changes from red to green and see your reactions measured down to the millisecond. Explore exciting game modes that challenge your reflexes and reaction skills: Classic Reaction Test: Tap the moment the screen turns green. Lights Out: Inspired by Formula 1, react to the lights turning off as quickly as possible. Chimp Test: Test your memory and reactions simultaneously in this unique challenge. Aim Game: Hit 30 targets as fast as you can to test your speed, precision, and reactions. The Hole: A fun twist that combines accuracy and reaction timing. Compete with others by climbing the reaction leaderboards and comparing scores with players worldwide. Track your reaction progress, smash your personal best, and see your reaction time improve with every game mode. Whether you’re improving focus, training reflexes, or just having fun, this app is the ultimate tool to train and test your reaction time. Download now to test, train, and dominate your reactions! EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Race Start Test
Sharpen your Formula Grand Prix starting reflexes. Click as fast as possible to achieve optimal race starts and improve your reaction time. Compete against global racers and enhance your overall reflex skills.
- Formula Grand Prix reflex testing
- Fastest click response
- Improve race start skills
- Global leaderboards
- Enhance reflex abilities
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Test your Formula Grand Prix reflexes. Just click as fast as possible to take good start at racing. Starts are so important for formula racing and you can increase your skills with this game. Beat fastest racers in the world. Increase your reflex skills. Just click and start to race!
Screenshots
Verdict
The clearest difference is monetization model: Race Start Test at ad-supported against Reaction Speed Reflex Trainer's free with in-app purchases. Race Start Test also leads on iOS requirement (12.0 vs 16.6). Reaction Speed Reflex Trainer's advantage is ratings volume (1.4K vs 247). On price, rating, review sentiment and update cadence 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. Reaction Speed Reflex Trainer sells 4 in-app purchases, starting at $0.99 per 7 days and Race Start Test sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.6 for Reaction Speed Reflex Trainer against 4.5 for Race Start Test. That said, the two scores are not equally well evidenced: Reaction Speed Reflex Trainer has 1.4K ratings behind it against 247, so its average is the more settled of the two. Written reviews are what separate them: 53% of Reaction Speed Reflex Trainer's written reviews are positive against 46% of Race Start Test's.
Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 23, 2026 and September 7, 2026 respectively.
| Parameter | Reaction Speed Reflex Trainer | Race Start Test |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (1.4K ratings) — better | 4.5 (247 ratings) |
| Positive reviews | 53.4% of reviews — better | 46.2% of reviews |
| Number of ratings | 1.4K — better | 247 |
| Update frequency | Every 3 months | Every 3 months |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 27 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Vicki Partridge | Omer Sina Ceylan |
Customer experience
Reaction Speed Reflex Trainer
Race Start Test
User reviews
Reaction Speed Reflex Trainer
From 1.4K App Store ratingsWhat we love
- 🚀 Helps improve reaction time
- 👍 Simple and straightforward
- 👍 Clean interface
- 👍 Useful for athletes and gamers
Room to improve
- 🐛 Inaccurate timing and reaction time tracking
- 🔍 Excessive ads that interfere with gameplay
- 💰 Paid subscription required for full features
- 🐛 Crashes and bugs after purchasing ad-free version
Race Start Test
From 247 App Store ratingsWhat we love
- 🎮 Fun and engaging gameplay mechanics
- 👥 Great for competitive play with friends and family
- 🧠 Effective reaction time training tool
- ⭐ Licensed F1 driver endorsement (Max Verstappen)
- 💰 Affordable pricing with optional cosmetics
Room to improve
- 🐛 Reload/restart button frequently doesn't work
- 🐛 Tap detection issues and unresponsive clicks
- 💸 Paywall at challenge 7 restricts content
- 🐛 App crashes after completing rounds
- 🐛 UI element positioning issues after updates
Bugs and requests
Reaction Speed Reflex Trainer
Reported bugs
3 issues- Reaction time not updating correctly
- Crashes when trying to use paid features
- Ads continue to show even after purchasing ad-free version
Requested features
3 requests- Track personal best reaction time
- Add more game modes and challenges
- Improve ad placement and reduce interruptions
Race Start Test
Reported bugs
11 issues- Reload button doesn't work - requires app restart
- Tap/click input not registered consistently
- App freezes and becomes unresponsive
- App crashes after each attempt
- Wheel UI element positioned incorrectly after update
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- Click detection fails before 0.3 second mark
- Double-tap required to register single tap
- Game doesn't progress past 'Click to start again' screen
- Coins not saved after restart
- Timing results appear randomized or duplicated
- Download/installation failures
Requested features
8 requests- Reset high score button without losing progress
- Ability to click anywhere on screen to stop timer
- Settings tab for customization options
- Adjustable light speed difficulty settings
- Hide earned coins display option
Show 3 moreShow fewer
- Clutch button mechanic with difficulty scaling
- Dynamic difficulty based on recent performance
- Free access to all challenges
In-app purchases
Reaction Speed Reflex Trainer
- Weekly Subscription7 Days trial$0.997 Days
- Monthly Subscription7 Days trial$4.991 Month
- Yearly Subscription7 Days trial$9.991 Year
- Remove Ads$1.99
Race Start Test
- 2500 Coin$0.99
- Remove Ads$0.99
- 7500 Coin$1.99
Show 1 moreShow fewer
- 25000 Coin$4.99
Questions
Is Reaction Speed Reflex Trainer free?
Is Race Start Test free?
Which has better reviews, Reaction Speed Reflex Trainer or Race Start Test?
Do Reaction Speed Reflex Trainer or Race Start Test have ads?
Which is updated more often, Reaction Speed Reflex Trainer or Race Start Test?
Other comparisons
