# GlassBox Dev vs Professor Quantum

The clearest difference is device support: Professor Quantum at 3 against GlassBox Dev's 1. Professor Quantum also leads on iOS requirement (15.0 vs 26.0). On price, ads and in-app purchases 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 | GlassBox Dev | Professor Quantum |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 6 MB | 172 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Franky Fernandez](https://appshunter.io/developer/1842293810) | [ICB LABS FZCO](https://appshunter.io/developer/6775509077) |

## What reviewers say

### GlassBox Dev

[App page](https://appshunter.io/ios/app/glassbox-dev/id6786942147)

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

**In-app purchases:** none


### Professor Quantum

[App page](https://appshunter.io/ios/app/professor-quantum/id6793537346)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GlassBox Dev free?

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

### Is Professor Quantum free?

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

### Do GlassBox Dev or Professor Quantum have ads?

Neither GlassBox Dev nor Professor Quantum 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.*