# Entrigy Shield vs PDF Tools Pro

The clearest difference is iOS requirement: PDF Tools Pro at 13.0 against Entrigy Shield's 15.5. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Entrigy Shield | PDF Tools Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | — |
| Size | 50 MB | 48 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Grzegorz Rakoca](https://appshunter.io/developer/1778459428) | [Murodjon Sattorov](https://appshunter.io/developer/1803151222) |

## What reviewers say

### Entrigy Shield

[App page](https://appshunter.io/ios/app/entrigy-shield/id6762854850)

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

**In-app purchases:** none


### PDF Tools Pro

[App page](https://appshunter.io/ios/app/pdf-tools-pro-scanner/id6763733094)

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

**In-app purchases:** none


## Frequently asked questions

### Is Entrigy Shield free?

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

### Is PDF Tools Pro free?

PDF Tools Pro is free to download, with no in-app purchases.

### Do Entrigy Shield or PDF Tools Pro have ads?

Neither Entrigy Shield nor PDF Tools Pro shows ads.

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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.*