# PDF ProX vs QRFast

The clearest difference is update cadence: PDF ProX at weekly against QRFast's every 2 weeks. 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.

PDF ProX ships an update weekly, QRFast every 2 weeks. The most recent releases landed on September 21, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | PDF ProX | QRFast |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 2 weeks |
| Size | 95 MB | 72 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ROOSTERX GLOBAL COMPANY LIMITED](https://appshunter.io/developer/6787909792) | [Fuzhou Yuhui Technology Co., Ltd.](https://appshunter.io/developer/6799855081) |

## What reviewers say

### PDF ProX

[App page](https://appshunter.io/ios/app/pdf-prox-pdf-reader-and-editor/id6787909790)

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

**In-app purchases:** none


### QRFast

[App page](https://appshunter.io/ios/app/qrfast-code-helper/id6799855079)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF ProX free?

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

### Is QRFast free?

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

### Do PDF ProX or QRFast have ads?

Both PDF ProX and QRFast show ads.

### Which is updated more often, PDF ProX or QRFast?

PDF ProX ships an update weekly, and QRFast every 2 weeks. Most recently, PDF ProX was updated on September 21, 2026 and QRFast on September 20, 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.*