# PDF Reader PDF Viewer vs Invoqat

The clearest difference is in-app purchases: Invoqat at none against PDF Reader PDF Viewer's 2. On price, update cadence, 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. Invoqat asks for nothing beyond the download.

PDF Reader PDF Viewer ships an update every 3 weeks, Invoqat every 2 weeks. The most recent releases landed on October 19, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | PDF Reader PDF Viewer | Invoqat |
| --- | --- | --- |
| 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 | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 24 MB |
| Requires iOS | **13.0** | 14.2 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mohit Rudani](https://appshunter.io/developer/1673702969) | [Adrem Technologies SRL](https://appshunter.io/developer/1770241478) |

## What reviewers say

### 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 |


### Invoqat

[App page](https://appshunter.io/ios/app/invoqat/id6714462669)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDF Reader PDF Viewer free?

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

### Is Invoqat free?

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

### Do PDF Reader PDF Viewer or Invoqat have ads?

Neither PDF Reader PDF Viewer nor Invoqat shows ads.

### Which is updated more often, PDF Reader PDF Viewer or Invoqat?

PDF Reader PDF Viewer ships an update every 3 weeks, and Invoqat every 2 weeks. Most recently, PDF Reader PDF Viewer was updated on October 19, 2026 and Invoqat on October 16, 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.*