# All Documents Viewer & Reader vs PDFSignerScanner

The clearest difference is in-app purchases: All Documents Viewer & Reader at none against PDFSignerScanner's 1. PDFSignerScanner's advantage is update cadence (every 11 days vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PDFSignerScanner sells 1 one-off in-app purchase. All Documents Viewer & Reader asks for nothing beyond the download.

All Documents Viewer & Reader ships an update every 5 months, PDFSignerScanner every 11 days. The most recent releases landed on August 18, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | All Documents Viewer & Reader | PDFSignerScanner |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 11 days** |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 13 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Constantin-Vlad Carasevici](https://appshunter.io/developer/1845430122) | [MANJUR KOLHAR](https://appshunter.io/developer/1845533906) |

## What reviewers say

### All Documents Viewer & Reader

[App page](https://appshunter.io/ios/app/all-documents-viewer-and-reader/id6753880254)

**In-app purchases:** none


### PDFSignerScanner

[App page](https://appshunter.io/ios/app/pdfsignerscanner/id6754396681)

Easily add your signature to PDF documents. Create a signature by drawing, taking a photo, or importing an image. The app allows you to customize placement, size, and ink color before exporting a final, shareable PDF.

**Highlights:** Signature creation (draw, photo, import), Signature background cleaning, Signature cropping, Customizable signature placement, Multiple ink colors, Export signed PDFs

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Unlock | $4.99 | one-time |


## Frequently asked questions

### Is All Documents Viewer & Reader free?

All Documents Viewer & Reader is free to download, with no in-app purchases.

### Is PDFSignerScanner free?

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

### Do All Documents Viewer & Reader or PDFSignerScanner have ads?

Neither All Documents Viewer & Reader nor PDFSignerScanner shows ads.

### Which is updated more often, All Documents Viewer & Reader or PDFSignerScanner?

All Documents Viewer & Reader ships an update every 5 months, and PDFSignerScanner every 11 days. Most recently, All Documents Viewer & Reader was updated on August 18, 2026 and PDFSignerScanner on September 5, 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.*