# Reaction Speed Reflex Trainer vs Race Start Test

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.

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.

## The numbers

| Metric | Reaction Speed Reflex Trainer | Race Start Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (1.4K ratings)](https://appshunter.io/ios/app/reaction-speed-reflex-trainer/id1250540980/reviews)** | [4.5 (247 ratings)](https://appshunter.io/ios/app/race-start-test-formula-reflex/id1531663134/reviews) |
| Number of ratings | **1.4K** | 247 |
| Positive reviews | **53.4% of reviews** | 46.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 27 MB | 30 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vicki Partridge](https://appshunter.io/developer/1114861973) | [Omer Sina Ceylan](https://appshunter.io/developer/1525846745) |

## What reviewers say

### Reaction Speed Reflex Trainer

[App page](https://appshunter.io/ios/app/reaction-speed-reflex-trainer/id1250540980)

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.

**Highlights:** Reaction time measurement, Multiple game modes, Global leaderboards, Progress tracking, Focus and reflex training

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $0.99 | per 7 days |
| Monthly Subscription | $4.99 | per month |
| Yearly Subscription | $9.99 | per year |
| Remove Ads | $1.99 | one-time |

**What reviewers like**

- 🚀 Helps improve reaction time
- 👍 Simple and straightforward
- 👍 Clean interface
- 👍 Useful for athletes and gamers

**What reviewers complain about**

- 🐛 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

**Reported bugs**

- Reaction time not updating correctly
- Crashes when trying to use paid features
- Ads continue to show even after purchasing ad-free version

**Requested features**

- Track personal best reaction time
- Add more game modes and challenges
- Improve ad placement and reduce interruptions


### Race Start Test

[App page](https://appshunter.io/ios/app/race-start-test-formula-reflex/id1531663134)

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.

**Highlights:** Formula Grand Prix reflex testing, Fastest click response, Improve race start skills, Global leaderboards, Enhance reflex abilities

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2500 Coin | $0.99 | one-time |
| Remove Ads | $0.99 | one-time |
| 7500 Coin | $1.99 | one-time |
| 25000 Coin | $4.99 | one-time |

**What reviewers like**

- 🎮 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

**What reviewers complain about**

- 🐛 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

**Reported bugs**

- 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

**Requested features**

- 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


## Frequently asked questions

### Is Reaction Speed Reflex Trainer free?

Reaction Speed Reflex Trainer is free to download, with in-app purchases available.

### Is Race Start Test free?

Race Start Test is free to download, with in-app purchases available.

### Which has better reviews, Reaction Speed Reflex Trainer or Race Start Test?

Reaction Speed Reflex Trainer is rated higher. Reaction Speed Reflex Trainer averages 4.6 out of 5 from 1.4K ratings, while Race Start Test averages 4.5 from 247 ratings.

### Do Reaction Speed Reflex Trainer or Race Start Test have ads?

Both Reaction Speed Reflex Trainer and Race Start Test show ads.

### Which is updated more often, Reaction Speed Reflex Trainer or Race Start Test?

Reaction Speed Reflex Trainer ships an update every 3 months, and Race Start Test every 3 months. Most recently, Reaction Speed Reflex Trainer was updated on September 23, 2026 and Race Start Test on September 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*