# Reaction Speed Test&Train vs Moolight

The clearest difference is price: Moolight at Free against Reaction Speed Test&Train's $0.99. Moolight also leads on update cadence (every 10 days vs every 28 months). Reaction Speed Test&Train's advantage is in-app purchases (none vs 5) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Moolight is free to download; Reaction Speed Test&Train costs $0.99 up front. Moolight sells 5 in-app purchases, starting at $0.99 per month. Reaction Speed Test&Train asks for nothing beyond the download.

Reaction Speed Test&Train ships an update every 28 months, Moolight every 10 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Reaction Speed Test&Train | Moolight |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/reaction-speed-test-and-train/id1571555742/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 28 months | **Every 10 days** |
| Monetization | Paid | — |
| Size | 1 MB | 20 MB |
| Requires iOS | **14.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [瑶 肖](https://appshunter.io/developer/1036033056) | [畅 刘](https://appshunter.io/developer/1777588920) |

## What reviewers say

### Reaction Speed Test&Train

[App page](https://appshunter.io/ios/app/reaction-speed-test-and-train/id1571555742)

Test and improve your reflexes with three distinct reaction speed challenges: static, dynamic, and tracking. Enjoy a seamless experience across iPhone and iPad, with support for both light and dark modes, and portrait or landscape orientations.

**Highlights:** Static reaction test, Dynamic reaction test, Tracking reaction test, iPhone/iPad support, Light/dark mode, Portrait/landscape mode

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

**In-app purchases:** none


### Moolight

[App page](https://appshunter.io/ios/app/moolight-screen-light-and-flash/id6738958459)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Moolight Pro Monthly | $0.99 | per month |
| Moolight Pro Annual | $3.99 | per year |
| Moolight Pro Annual | $3.99 | per year |
| Moolight Pro Annual | $3.99 | per year |
| Moolight Pro Lifetime | $7.99 | one-time |


## Frequently asked questions

### Is Reaction Speed Test&Train free?

Reaction Speed Test&Train costs $0.99, with no in-app purchases.

### Is Moolight free?

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

### Do Reaction Speed Test&Train or Moolight have ads?

Moolight shows ads; Reaction Speed Test&Train does not.

### Which is updated more often, Reaction Speed Test&Train or Moolight?

Reaction Speed Test&Train ships an update every 28 months, and Moolight every 10 days. Most recently, Reaction Speed Test&Train was updated on November 3, 2026 and Moolight on October 30, 2026.

---

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