# PDF Scanner vs 4Patrol

The clearest difference is in-app purchases: 4Patrol at none against PDF Scanner's 2. 4Patrol also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. PDF Scanner sells 2 in-app purchases, starting at $2.99 per month. 4Patrol asks for nothing beyond the download.

PDF Scanner ships an update every 5 months, 4Patrol every 3 months. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | PDF Scanner | 4Patrol |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | Free with in-app purchases | — |
| Size | 45 MB | 35 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Maria Raca](https://appshunter.io/developer/1456222159) | [Public Safety Services](https://appshunter.io/developer/1794199381) |

## What reviewers say

### PDF Scanner

[App page](https://appshunter.io/ios/app/pdf-scanner-doc-scan/id1505373182)

Easily scan, sign, and edit documents with this app. Convert scans to text, organize files, and share them as PDFs or JPEGs. Offers multipage scanning and secure password-protected folders.

**Highlights:** High-quality PDF/JPEG scanning, Document signing and editing, Smart image editor, Multipage scanning, Password-protected folders, OCR text conversion, Cloud saving and sharing

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Scanner Monthly | $2.99 | per month |
| PDF Scanner Yearly | $19.99 | per year |


### 4Patrol

[App page](https://appshunter.io/ios/app/4patrol/id6741440673)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Scanner free?

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

### Is 4Patrol free?

4Patrol is free to download, with no in-app purchases.

### Do PDF Scanner or 4Patrol have ads?

PDF Scanner shows ads; 4Patrol does not.

### Which is updated more often, PDF Scanner or 4Patrol?

PDF Scanner ships an update every 5 months, and 4Patrol every 3 months. Most recently, PDF Scanner was updated on November 3, 2026 and 4Patrol on October 28, 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.*