# PDF Reader vs QR Code Scanner

The clearest difference is in-app purchases: PDF Reader at none against QR Code Scanner's 2. QR Code Scanner's advantage is ads (none vs shown) and update cadence (every 10 days vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. QR Code Scanner sells 2 in-app purchases, starting at $19.99 per 7 days. PDF Reader asks for nothing beyond the download.

PDF Reader ships an update every 2 months, QR Code Scanner every 10 days. The most recent releases landed on October 10, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | PDF Reader | QR Code Scanner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 10 days** |
| Size | 13 MB | 17 MB |
| Requires iOS | 16.6 | 16.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Cuong Kieu Van](https://appshunter.io/developer/1816110113) | [Hong Kong Tang An Technology Limited](https://appshunter.io/developer/6776575544) |

## What reviewers say

### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-convert-and-edit/id6752774269)

**Features:** macOS Compatibility

**In-app purchases:** none


### QR Code Scanner

[App page](https://appshunter.io/ios/app/qr-code-scanner-easy-reader/id6776575542)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| week VIP | $19.99 | per 7 days |
| month VIP | $29.99 | per month |


## Frequently asked questions

### Is PDF Reader free?

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

### Is QR Code Scanner free?

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

### Do PDF Reader or QR Code Scanner have ads?

PDF Reader shows ads; QR Code Scanner does not.

### Which is updated more often, PDF Reader or QR Code Scanner?

PDF Reader ships an update every 2 months, and QR Code Scanner every 10 days. Most recently, PDF Reader was updated on October 10, 2026 and QR Code Scanner 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.*