# Duplicate QR vs SM Vending

The clearest difference is in-app purchases: SM Vending at none against Duplicate QR's 2. Duplicate QR's advantage is iOS requirement (12.0 vs 15.7). On price, ads and device support there is nothing between them.

Both are free to download. Duplicate QR sells 2 in-app purchases, starting at $19.49 per 7 days. SM Vending asks for nothing beyond the download.

## The numbers

| Metric | Duplicate QR | SM Vending |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Size | 6 MB | 176 MB |
| Requires iOS | **12.0** | 15.7 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [MEDIASOFT DEVELOPMENT](https://appshunter.io/developer/1586138062) | [Guangzhou Reyeah Technology Co., Ltd.](https://appshunter.io/developer/1590746373) |

## What reviewers say

### Duplicate QR

[App page](https://appshunter.io/ios/app/duplicate-qr-code/id1586138060)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 week subscription | $19.49 | per 7 days |
| 1 month subscription | $48.99 | per month |


### SM Vending

[App page](https://appshunter.io/ios/app/sm-vending/id6476485940)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Duplicate QR free?

Duplicate QR is free to download, with in-app purchases available.

### Is SM Vending free?

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

### Do Duplicate QR or SM Vending have ads?

Neither Duplicate QR nor SM Vending 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.*