# Quantum Technology Toolbox vs Leyrus

The clearest difference is ads: Quantum Technology Toolbox at none against Leyrus's shown. Leyrus's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 18.0). On price 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 | Quantum Technology Toolbox | Leyrus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Fortnightly |
| Size | 1 MB | 36 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [JOAKIM ERIK MIKAEL ARGILLANDER](https://appshunter.io/developer/1787042394) | [Tech Go Negev LTD](https://appshunter.io/developer/1764550626) |

## What reviewers say

### Quantum Technology Toolbox

[App page](https://appshunter.io/ios/app/quantum-technology-toolbox/id6739785533)

**Features:** macOS Compatibility

**In-app purchases:** none


### Leyrus

[App page](https://appshunter.io/ios/app/leyrus-ai-agent-chatbot/id6743495132)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Quantum Technology Toolbox free?

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

### Is Leyrus free?

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

### Do Quantum Technology Toolbox or Leyrus have ads?

Leyrus shows ads; Quantum Technology Toolbox does not.

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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.*