# Monster School Pro Challenge vs Stroopy

The clearest difference is iOS requirement: Stroopy at 13.0 against Monster School Pro Challenge's 15.6. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Monster School Pro Challenge | Stroopy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | — | Every 3 months |
| Size | 181 MB | 28 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Edgar Aibatov](https://appshunter.io/developer/1627903610) | [OLE WebDesign](https://appshunter.io/developer/511936821) |

## What reviewers say

### Monster School Pro Challenge

[App page](https://appshunter.io/ios/app/monster-school-pro-challenge/id6743395820)

**Features:** macOS Compatibility

**In-app purchases:** none


### Stroopy

[App page](https://appshunter.io/ios/app/stroopy-mind-challenge/id6758552931)

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

**In-app purchases:** none


## Frequently asked questions

### Is Monster School Pro Challenge free?

Monster School Pro Challenge is free to download, with no in-app purchases.

### Is Stroopy free?

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

### Do Monster School Pro Challenge or Stroopy have ads?

Both Monster School Pro Challenge and Stroopy show 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.*