# duoyitool vs Qr Code

The clearest difference is in-app purchases: duoyitool at none against Qr Code's 3. Qr Code's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. Qr Code sells 3 in-app purchases, starting at $5.99 per 7 days. duoyitool asks for nothing beyond the download.

## The numbers

| Metric | duoyitool | Qr Code |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Size | 36 MB | 33 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Guangzhou Duoyi Electronics Ltd.](https://appshunter.io/developer/1732972150) | [Jksol Infotech LLP](https://appshunter.io/developer/1780266924) |

## What reviewers say

### duoyitool

[App page](https://appshunter.io/ios/app/duoyitool/id6478477491)

**In-app purchases:** none


### Qr Code

[App page](https://appshunter.io/ios/app/qr-code-generator-and-reader/id6740696461)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Access | $5.99 | per 7 days |
| Monthly Premium Access | $9.99 | per month |
| Life Time Premium Access | $27.99 | one-time |


## Frequently asked questions

### Is duoyitool free?

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

### Is Qr Code free?

Qr Code is free to download, with in-app purchases available.

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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.*