# Coach Maker vs Reaction Time Test

The clearest difference is in-app purchases: Reaction Time Test at none against Coach Maker's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Coach Maker sells 1 one-off in-app purchase. Reaction Time Test asks for nothing beyond the download.

Coach Maker ships an update weekly, Reaction Time Test every 8 days. The most recent releases landed on October 22, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Coach Maker | Reaction Time Test |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 8 days |
| Monetization | Free with in-app purchases | — |
| Size | 35 MB | 5 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [晓江 苏](https://appshunter.io/developer/1822180289) | [Jinwan Kim](https://appshunter.io/developer/1446513824) |

## What reviewers say

### Coach Maker

[App page](https://appshunter.io/ios/app/coach-maker/id6751733415)

Design and build your own AI coaches with a high degree of freedom. Share your creations with others using secret passphrases and even edit coaches made by the community.

**Highlights:** Create custom AI coaches, High degree of creative freedom, Generate secret passphrases for sharing, Download and edit community coaches, PlanCoach ecosystem integration

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Supporter Pack | $1.99 | one-time |


### Reaction Time Test

[App page](https://appshunter.io/ios/app/reaction-time-test-millis/id6805464656)

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

**In-app purchases:** none


## Frequently asked questions

### Is Coach Maker free?

Coach Maker 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 Coach Maker or Reaction Time Test have ads?

Neither Coach Maker nor Reaction Time Test shows ads.

### Which is updated more often, Coach Maker or Reaction Time Test?

Coach Maker ships an update weekly, and Reaction Time Test every 8 days. Most recently, Coach Maker was updated on October 22, 2026 and Reaction Time Test on October 4, 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.*