# Quantum Quack vs NumX

The clearest difference is iOS requirement: Quantum Quack at 15.0 against NumX's 18.5. 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 | Quantum Quack | NumX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Size | 1 MB | 5 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Morgan Facchin](https://appshunter.io/developer/1762455635) | [WENYING XU](https://appshunter.io/developer/1831219534) |

## What reviewers say

### Quantum Quack

[App page](https://appshunter.io/ios/app/quantum-quack/id6630387948)

**Features:** macOS Compatibility

**In-app purchases:** none


### NumX

[App page](https://appshunter.io/ios/app/numx/id6749571573)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Quantum Quack free?

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

### Is NumX free?

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

### Do Quantum Quack or NumX have ads?

Neither Quantum Quack nor NumX 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.*