# Swift QR vs PDF Reader

The clearest difference is in-app purchases: Swift QR at none against PDF Reader's 1. Swift QR also leads on ads (none vs shown) and iOS requirement (13 vs 16.4). On price, update cadence and device support there is nothing between them.

Both are free to download. PDF Reader sells 1 in-app purchase, starting at $19.99 per 7 days. Swift QR asks for nothing beyond the download.

Swift QR ships an update every 5 days, PDF Reader every 4 days. The most recent releases landed on September 10, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Swift QR | PDF Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (4 ratings)](https://appshunter.io/ios/app/pdf-reader-smart-reader/id6756703231/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 days | **Every 4 days** |
| Monetization | — | Ad-supported |
| Size | 9 MB | 85 MB |
| Requires iOS | **13** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [敖 刘](https://appshunter.io/developer/1769661976) | [truong nguyen xuan](https://appshunter.io/developer/552933291) |

## What reviewers say

### Swift QR

[App page](https://appshunter.io/ios/app/swift-qr-scanner-and-reader/id6736821979)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-smart-reader/id6756703231)

This app is a fast and lightweight document viewer for PDF, Word, Excel, and PowerPoint files. It offers smart file management, offline access, and easy sharing, making it ideal for students and professionals. Enjoy a seamless reading experience with features like search, bookmarks, and dark mode.

**Highlights:** All-in-one document viewer (PDF, DOCX, XLSX, PPTX, TXT), Smart file manager, Offline document access, Fast and smooth performance, Search and bookmarking, Dark mode support, Easy document sharing

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Subscription - 1 week | $19.99 | per 7 days |


## Frequently asked questions

### Is Swift QR free?

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

### Is PDF Reader free?

PDF Reader is free to download, with in-app purchases available.

### Do Swift QR or PDF Reader have ads?

PDF Reader shows ads; Swift QR does not.

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

Swift QR ships an update every 5 days, and PDF Reader every 4 days. Most recently, Swift QR was updated on September 10, 2026 and PDF Reader on September 23, 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.*