# PDF Compressor vs CamScanner PDF & Doc Scanner

The clearest difference is in-app purchases: CamScanner PDF & Doc Scanner at none against PDF Compressor's 3. CamScanner PDF & Doc Scanner also leads on update cadence (every 3 days vs every 11 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PDF Compressor sells 3 in-app purchases, starting at $0.99 per 7 days. CamScanner PDF & Doc Scanner asks for nothing beyond the download.

PDF Compressor ships an update every 11 months, CamScanner PDF & Doc Scanner every 3 days. The most recent releases landed on October 28, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | PDF Compressor | CamScanner PDF & Doc Scanner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 11 months | **Every 3 days** |
| Size | 15 MB | 16 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kevin Rupareliya](https://appshunter.io/developer/1768692577) | [Parth Kakadiya](https://appshunter.io/developer/6802961270) |

## What reviewers say

### PDF Compressor

[App page](https://appshunter.io/ios/app/pdf-compressor-compress-pdf/id6754836336)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly   1 Week | $0.99 | per 7 days |
| Monthly   1 Month | $2.99 | per month |
| Yearly   1 Year | $19.99 | per year |


### CamScanner PDF & Doc Scanner

[App page](https://appshunter.io/ios/app/camscanner-pdf-and-doc-scanner/id6806975332)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Compressor free?

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

### Is CamScanner PDF & Doc Scanner free?

CamScanner PDF & Doc Scanner is free to download, with no in-app purchases.

### Do PDF Compressor or CamScanner PDF & Doc Scanner have ads?

Both PDF Compressor and CamScanner PDF & Doc Scanner show ads.

### Which is updated more often, PDF Compressor or CamScanner PDF & Doc Scanner?

PDF Compressor ships an update every 11 months, and CamScanner PDF & Doc Scanner every 3 days. Most recently, PDF Compressor was updated on October 28, 2026 and CamScanner PDF & Doc Scanner on November 6, 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.*