# QR Code Generator and Reader vs Quadro Negro 99

The clearest difference is ads: QR Code Generator and Reader at none against Quadro Negro 99's shown. QR Code Generator and Reader also leads on update cadence (every 6 weeks vs every 11 months). Quadro Negro 99's advantage is iOS requirement (13.0 vs 15.1). 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.

QR Code Generator and Reader ships an update every 6 weeks, Quadro Negro 99 every 11 months. Both last shipped on October 2, 2026.

## The numbers

| Metric | QR Code Generator and Reader | Quadro Negro 99 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 11 months |
| Size | 37 MB | 29 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Deusdete Ferreira](https://appshunter.io/developer/1623860767) | [Eridani Melo](https://appshunter.io/developer/1602600741) |

## What reviewers say

### QR Code Generator and Reader

[App page](https://appshunter.io/ios/app/qr-code-generator-and-reader/id1623860555)

**Features:** macOS Compatibility

**In-app purchases:** none


### Quadro Negro 99

[App page](https://appshunter.io/ios/app/quadro-negro-99/id6449256357)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is QR Code Generator and Reader free?

QR Code Generator and Reader is free to download, with no in-app purchases.

### Is Quadro Negro 99 free?

Quadro Negro 99 is free to download, with no in-app purchases.

### Do QR Code Generator and Reader or Quadro Negro 99 have ads?

Quadro Negro 99 shows ads; QR Code Generator and Reader does not.

### Which is updated more often, QR Code Generator and Reader or Quadro Negro 99?

QR Code Generator and Reader ships an update every 6 weeks, and Quadro Negro 99 every 11 months. Most recently, QR Code Generator and Reader was updated on October 2, 2026 and Quadro Negro 99 on October 2, 2026.

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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.*