# QR Code vs Aray DC

The clearest difference is update cadence: QR Code at weekly against Aray DC's every 2 months. Aray DC's advantage is iOS requirement (13.0 vs 15.0). 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.

QR Code ships an update weekly, Aray DC every 2 months. Both last shipped on October 17, 2026.

## The numbers

| Metric | QR Code | Aray DC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Size | 56 MB | 27 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Rima Anggraeni](https://appshunter.io/developer/1741239846) | [深圳市傲雷新能源科技有限公司](https://appshunter.io/developer/1830665558) |

## What reviewers say

### QR Code

[App page](https://appshunter.io/ios/app/qr-code-scanner-and-generator/id6499058950)

**In-app purchases:** none


### Aray DC

[App page](https://appshunter.io/ios/app/aray-dc/id6757346153)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is QR Code free?

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

### Is Aray DC free?

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

### Do QR Code or Aray DC have ads?

Neither QR Code nor Aray DC shows ads.

### Which is updated more often, QR Code or Aray DC?

QR Code ships an update weekly, and Aray DC every 2 months. Most recently, QR Code was updated on October 17, 2026 and Aray DC on October 17, 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.*