# PDF Viewer vs QR Code Creator & Scanner Plus

The clearest difference is in-app purchases: PDF Viewer at none against QR Code Creator & Scanner Plus's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. QR Code Creator & Scanner Plus sells 3 in-app purchases, starting at $4.99 per month. PDF Viewer asks for nothing beyond the download.

## The numbers

| Metric | PDF Viewer | QR Code Creator & Scanner Plus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Size | 71 MB | 40 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chengdu Mulinshen Technology Co., Ltd](https://appshunter.io/developer/1856488734) | [迪飞 施](https://appshunter.io/developer/1725413137) |

## What reviewers say

### PDF Viewer

[App page](https://appshunter.io/ios/app/pdf-viewer-ultrapdf/id6755807685)

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

**In-app purchases:** none


### QR Code Creator & Scanner Plus

[App page](https://appshunter.io/ios/app/qr-code-creator-and-scanner-plus/id6755813484)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $4.99 | per month |
| Yearly Premium | $29.99 | per year |
| Lifetime Pro | $12.99 | one-time |


## Frequently asked questions

### Is PDF Viewer free?

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

### Is QR Code Creator & Scanner Plus free?

QR Code Creator & Scanner Plus is free to download, with in-app purchases available.

### Do PDF Viewer or QR Code Creator & Scanner Plus have ads?

Neither PDF Viewer nor QR Code Creator & Scanner Plus 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.*