# FerroControl vs QR Master Scanner

The clearest difference is ads: FerroControl at none against QR Master Scanner's shown. QR Master Scanner's advantage is iOS requirement (13.0 vs 15.0). On price, 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 | FerroControl | QR Master Scanner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | — |
| Size | 11 MB | 27 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ARNE DENNIS BERGGREN](https://appshunter.io/developer/1896198050) | [Sandip Majethiya](https://appshunter.io/developer/1524454530) |

## What reviewers say

### FerroControl

[App page](https://appshunter.io/ios/app/ferrocontrol/id6766107446)

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

**In-app purchases:** none


### QR Master Scanner

[App page](https://appshunter.io/ios/app/qr-master-scanner/id6795923783)

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

**In-app purchases:** none


## Frequently asked questions

### Is FerroControl free?

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

### Is QR Master Scanner free?

QR Master Scanner is free to download, with no in-app purchases.

### Do FerroControl or QR Master Scanner have ads?

QR Master Scanner shows ads; FerroControl does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*