# lock pdf | unlock pdf expert vs PDF Password Tool

The clearest difference is ads: lock pdf | unlock pdf expert at none against PDF Password Tool's shown. PDF Password Tool's advantage is device support (3 vs 1). On price, in-app purchases and iOS requirement 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 | lock pdf | unlock pdf expert | PDF Password Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pdf-password-tool/id6773886649/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Fortnightly |
| Monetization | — | Ad-supported |
| Size | 1 MB | 30 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [逢信 谭](https://appshunter.io/developer/1825263250) | [Bokeria](https://appshunter.io/developer/1425332310) |

## What reviewers say

### lock pdf | unlock pdf expert

[App page](https://appshunter.io/ios/app/lock-pdf-unlock-pdf-expert/id6749227930)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Password Tool

[App page](https://appshunter.io/ios/app/pdf-password-tool/id6773886649)

Secure your PDF documents by adding or removing passwords. This utility processes files directly on your device, ensuring privacy for sensitive information like contracts and certificates. It supports batch processing and easy sharing of protected or unlocked PDF copies.

**Highlights:** Unlock PDFs with existing password, Add new open password to unlocked PDFs, Process multiple PDF files, Save or share processed copies, Open PDFs from Files app, Supports English and Korean

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

**In-app purchases:** none


## Frequently asked questions

### Is lock pdf | unlock pdf expert free?

lock pdf | unlock pdf expert is free to download, with no in-app purchases.

### Is PDF Password Tool free?

PDF Password Tool is free to download, with no in-app purchases.

### Do lock pdf | unlock pdf expert or PDF Password Tool have ads?

PDF Password Tool shows ads; lock pdf | unlock pdf expert does not.

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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.*