# ReactionTrainer vs TrackTimer

The clearest difference is update cadence: TrackTimer at monthly against ReactionTrainer's every 13 months. ReactionTrainer's advantage is iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ReactionTrainer sells 1 one-off in-app purchase and TrackTimer sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

ReactionTrainer ships an update every 13 months, TrackTimer monthly. The most recent releases landed on September 27, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | ReactionTrainer | TrackTimer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (5 ratings)](https://appshunter.io/ios/app/reactiontrainer/id1200534900/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 52 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 12+ |
| Developer | [Bert Torfs BVBA](https://appshunter.io/developer/442917392) | [Pablo Trescoli Garcia](https://appshunter.io/developer/1715118896) |

## What reviewers say

### ReactionTrainer

[App page](https://appshunter.io/ios/app/reactiontrainer/id1200534900)

Improve your sprint starts with this reflex training app. It simulates race conditions with audio and visual cues, measuring your reaction time to help you achieve faster race starts. Unlock full features with an in-app purchase.

**Highlights:** Simulated race starts with audio cues, Visual clues for 'Ready' and 'Shot', Reaction time measurement, History and graph analysis, Sound and visual clue toggles, 3D Touch support for faster starts

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ReactionTrainer Unlock | $0.99 | one-time |


### TrackTimer

[App page](https://appshunter.io/ios/app/tracktimer/id6755209927)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly TrackTimer Pro | $3.99 | per month |
| Yearly TrackTimer Pro | $24.99 | per year |


## Frequently asked questions

### Is ReactionTrainer free?

ReactionTrainer is free to download, with in-app purchases available.

### Is TrackTimer free?

TrackTimer is free to download, with in-app purchases available.

### Do ReactionTrainer or TrackTimer have ads?

Neither ReactionTrainer nor TrackTimer shows ads.

### Which is updated more often, ReactionTrainer or TrackTimer?

ReactionTrainer ships an update every 13 months, and TrackTimer monthly. Most recently, ReactionTrainer was updated on September 27, 2026 and TrackTimer on September 29, 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.*