# PDF Reader vs Scantrix PDF Scanner

The clearest difference is in-app purchases: PDF Reader at none against Scantrix PDF Scanner's 3. Scantrix PDF Scanner's advantage is update cadence (every 3 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Scantrix PDF Scanner sells 3 in-app purchases, starting at $2.39 per month. PDF Reader asks for nothing beyond the download.

PDF Reader ships an update every 2 months, Scantrix PDF Scanner every 3 days. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | PDF Reader | Scantrix PDF Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/scantrix-pdf-scanner/id6807392005/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 13 MB | 196 MB |
| Requires iOS | 16.6 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Cuong Kieu Van](https://appshunter.io/developer/1816110113) | [Corelink Solutions FZE](https://appshunter.io/developer/6807392007) |

## 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


### Scantrix PDF Scanner

[App page](https://appshunter.io/ios/app/scantrix-pdf-scanner/id6807392005)

Transform your phone into a powerful document scanner and editor. Convert files, extract text with OCR, sign documents, and organize your files securely. Scan QR codes and manage everyday document tasks with ease.

**Highlights:** Scan documents, receipts, and invoices, Convert PDFs to Word, Excel, PowerPoint, Images, Text, Extract text with OCR, Sign documents with e-signature, Merge and compress PDFs, Organize and protect documents with PIN, Scan QR codes

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scantrix Monthly Premium | $2.39 | per month |
| Scantrix Yearly Premium | $14.49 | per year |
| Scantrix Lifetime Premium | $27.49 | one-time |


## Frequently asked questions

### Is PDF Reader free?

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

### Is Scantrix PDF Scanner free?

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

### Do PDF Reader or Scantrix PDF Scanner have ads?

Both PDF Reader and Scantrix PDF Scanner show ads.

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

PDF Reader ships an update every 2 months, and Scantrix PDF Scanner every 3 days. Most recently, PDF Reader was updated on October 10, 2026 and Scantrix PDF Scanner on October 9, 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.*