# Race Start Test vs Reaction Time Test

The clearest difference is in-app purchases: Reaction Time Test at none against Race Start Test's 4. Race Start Test's advantage is iOS requirement (12.0 vs 15.6). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Race Start Test sells 4 one-off in-app purchases. Reaction Time Test asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Race Start Test | Reaction Time Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (246 ratings)](https://appshunter.io/ios/app/race-start-test-formula-reflex/id1531663134/reviews)** | — |
| Number of ratings | **246** | — |
| Positive reviews | 46.2% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Ad-supported | Ad-supported |
| Size | 30 MB | 13 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Omer Sina Ceylan](https://appshunter.io/developer/1525846745) | [Ryouhei Azuma](https://appshunter.io/developer/1353297781) |

## What reviewers say

### 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


### Reaction Time Test

[App page](https://appshunter.io/ios/app/reaction-time-test-rtt/id1669730948)

Test and train your reflexes with this app. Simply tap the screen when a red square appears to measure your reaction speed and improve your concentration. Daily practice can enhance your reflexes, making it ideal for gamers.

**Highlights:** Reaction speed testing, Reflex training, Concentration improvement, Rank display, Daily practice recommended

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

**In-app purchases:** none


## Frequently asked questions

### Is Race Start Test free?

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

### Is Reaction Time Test free?

Reaction Time Test is free to download, with no in-app purchases.

### Do Race Start Test or Reaction Time Test have ads?

Both Race Start Test and Reaction Time Test show ads.

### Which is updated more often, Race Start Test or Reaction Time Test?

Race Start Test ships an update every 3 months, and Reaction Time Test every 3 months. Most recently, Race Start Test was updated on October 24, 2026 and Reaction Time Test on October 25, 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.*