# Тест реакции vs ARStudio.kz

The clearest difference is in-app purchases: ARStudio.kz at none against Тест реакции's 3. Тест реакции's advantage is device support and iOS requirement (13.0 vs 15.0). On price there is nothing between them.

Both are free to download. Тест реакции sells 3 one-off in-app purchases. ARStudio.kz asks for nothing beyond the download.

## The numbers

| Metric | Тест реакции | ARStudio.kz |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Monetization | Free | — |
| Size | 1 MB | 106 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Egor Boyko](https://appshunter.io/developer/1563880800) | [Saken Karlenov](https://appshunter.io/developer/1765279034) |

## What reviewers say

### Тест реакции

[App page](https://appshunter.io/ios/app/id1572212472)

Test your reaction time with two modes designed to measure your response to visual stimuli. The app accounts for touch and display delays for accurate results.

**Highlights:** Reaction time testing, Simple mode: tap when background turns green, Complex mode: tap on meaningful stimuli, Accounts for touch and display delays, Two testing modes

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| На чаёк | $0.99 | one-time |
| На чаёк с булочкой | $0.99 | one-time |
| На чаёк с булочкой и печеньки | $0.99 | one-time |


### ARStudio.kz

[App page](https://appshunter.io/ios/app/arstudiokz/id6670196503)

**In-app purchases:** none


## Frequently asked questions

### Is Тест реакции free?

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

### Is ARStudio.kz free?

ARStudio.kz is free to download, with no in-app purchases.

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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.*