# Digiproctor QP Preview vs PDF Reader PDF Viewer

The clearest difference is in-app purchases: Digiproctor QP Preview at none against PDF Reader PDF Viewer's 2. PDF Reader PDF Viewer's advantage is update cadence (every 3 weeks vs every 13 months) and iOS requirement (13.0 vs 15.5). On price, ads and device support there is nothing between them.

Both are free to download. PDF Reader PDF Viewer sells 2 in-app purchases, starting at $0.99 per month. Digiproctor QP Preview asks for nothing beyond the download.

Digiproctor QP Preview ships an update every 13 months, PDF Reader PDF Viewer every 3 weeks. The most recent releases landed on October 10, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Digiproctor QP Preview | PDF Reader PDF Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/pdf-reader-pdf-viewer/id6470454445/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 31 MB | 13 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CISO Cybersecurity Private Limited](https://appshunter.io/developer/1459212501) | [Mohit Rudani](https://appshunter.io/developer/1673702969) |

## What reviewers say

### Digiproctor QP Preview

[App page](https://appshunter.io/ios/app/digiproctor-qp-preview/id1539168718)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Reader PDF Viewer

[App page](https://appshunter.io/ios/app/pdf-reader-pdf-viewer/id6470454445)

Edit, sign, and share PDF documents on your iPhone. Import files from your gallery, convert them to PDF, and manage all your documents in one place. Offers a simple interface for reading, annotating, and creating PDFs.

**Highlights:** Edit and sign PDF documents, Import and convert to PDF, Read, comment, and annotate PDFs, Create new PDF files, Share documents as PDF, Offline PDF viewing

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads for 1 Month | $0.99 | per month |
| Remove ads for 1 Year | $3.99 | per year |


## Frequently asked questions

### Is Digiproctor QP Preview free?

Digiproctor QP Preview is free to download, with no in-app purchases.

### Is PDF Reader PDF Viewer free?

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

### Do Digiproctor QP Preview or PDF Reader PDF Viewer have ads?

Neither Digiproctor QP Preview nor PDF Reader PDF Viewer shows ads.

### Which is updated more often, Digiproctor QP Preview or PDF Reader PDF Viewer?

Digiproctor QP Preview ships an update every 13 months, and PDF Reader PDF Viewer every 3 weeks. Most recently, Digiproctor QP Preview was updated on October 10, 2026 and PDF Reader PDF Viewer on October 19, 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.*