# Reaction Time vs Shadow Jump

The clearest difference is in-app purchases: Shadow Jump at none against Reaction Time's 2. Reaction Time's advantage is iOS requirement (12.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Reaction Time sells 2 in-app purchases, starting at $3.99 per 7 days. Shadow Jump asks for nothing beyond the download.

## The numbers

| Metric | Reaction Time | Shadow Jump |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 6 days |
| Size | 48 MB | 107 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ahmet Yagız Sarıdogan](https://appshunter.io/developer/1767264527) | [Kevin Stewart](https://appshunter.io/developer/1845463035) |

## What reviewers say

### Reaction Time

[App page](https://appshunter.io/ios/app/reaction-time-reflex-master/id6752227166)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $3.99 | per 7 days |
| Premium Yearly | $14.99 | per year |


### Shadow Jump

[App page](https://appshunter.io/ios/app/shadow-jump-light-and-shadow/id6753882170)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Reaction Time free?

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

### Is Shadow Jump free?

Shadow Jump is free to download, with no in-app purchases.

### Do Reaction Time or Shadow Jump have ads?

Neither Reaction Time nor Shadow Jump 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.*