# QR Code  Scanner& Reader  App vs Firmware upgrader

The clearest difference is device support: QR Code  Scanner& Reader  App at 3 against Firmware upgrader's —. Firmware upgrader's advantage is iOS requirement (12.0 vs 15.6). 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 | QR Code  Scanner& Reader  App | Firmware upgrader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | — |
| Update frequency | Weekly | — |
| Size | 7 MB | 33 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [南强 米](https://appshunter.io/developer/1543652048) | [深圳市集智电子有限公司](https://appshunter.io/developer/1655111205) |

## What reviewers say

### QR Code  Scanner& Reader  App

[App page](https://appshunter.io/ios/app/qr-code-scanner-and-reader-app/id6444594233)

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

**In-app purchases:** none


### Firmware upgrader

[App page](https://appshunter.io/ios/app/firmware-upgrader/id6514290349)

**In-app purchases:** none


## Frequently asked questions

### Is QR Code  Scanner& Reader  App free?

QR Code  Scanner& Reader  App is free to download, with no in-app purchases.

### Is Firmware upgrader free?

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

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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.*