# Reaction Time Challenge vs ColorTapRush

The clearest difference is in-app purchases: Reaction Time Challenge at none against ColorTapRush's 1. Reaction Time Challenge also leads on device support (3 vs 1) and iOS requirement (10.0 vs 18.0). On price and ads there is nothing between them.

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

## The numbers

| Metric | Reaction Time Challenge | ColorTapRush |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 days |
| Size | 62 MB | 7 MB |
| Requires iOS | **10.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Maloya Games Limited](https://appshunter.io/developer/1445394017) | [Rimantas Mocevicius](https://appshunter.io/developer/482018854) |

## What reviewers say

### Reaction Time Challenge

[App page](https://appshunter.io/ios/app/reaction-time-challenge/id1499948946)

**Features:** macOS Compatibility

**In-app purchases:** none


### ColorTapRush

[App page](https://appshunter.io/ios/app/colortaprush/id6758270192)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is Reaction Time Challenge free?

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

### Is ColorTapRush free?

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

### Do Reaction Time Challenge or ColorTapRush have ads?

Neither Reaction Time Challenge nor ColorTapRush shows ads.

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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.*