# 获取IDFA vs QR code scanner generation

The clearest difference is iOS requirement: 获取IDFA at 13 against QR code scanner generation's 15.1. 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.

## The numbers

| Metric | 获取IDFA | QR code scanner generation |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | — | Monthly |
| Size | 15 MB | 43 MB |
| Requires iOS | **13** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [定猛 胡](https://appshunter.io/developer/1787976872) | [月霞 陈](https://appshunter.io/developer/1834548591) |

## What reviewers say

### 获取IDFA

[App page](https://appshunter.io/ios/app/idfa/id6747492269)

**Features:** macOS Compatibility

**In-app purchases:** none


### QR code scanner generation

[App page](https://appshunter.io/ios/app/qr-code-scanner-generation/id6807400103)

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

**In-app purchases:** none


## Frequently asked questions

### Is 获取IDFA free?

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

### Is QR code scanner generation free?

QR code scanner generation is free to download, with no in-app purchases.

### Do 获取IDFA or QR code scanner generation have ads?

Both 获取IDFA and QR code scanner generation show 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.*