# lock pdf \| unlock pdf expert — add, remove password from pdf

> add, remove password from pdf (iPhone/iPad app by 逢信 谭.)

- Source: https://appshunter.io/ios/app/lock-pdf-unlock-pdf-expert/id6749227930 (this page in markdown: same URL + `.md`)
- Developer: [逢信 谭](https://appshunter.io/developer/1825263250)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 16.0 · 1 MB
- Languages: American English
- Released: 2025-07-29
- Data updated: 2026-05-15
- User reviews in markdown: https://appshunter.io/ios/app/lock-pdf-unlock-pdf-expert/id6749227930/reviews.md

## What is lock pdf | unlock pdf expert?

Unlock PDF is your ultimate solution for managing PDF security with ease. Whether you need to remove password protection or securely lock your PDF files, Unlock PDF offers a seamless experience. With just a few clicks, you can unlock PDF files to access their content freely, or apply password protection to keep your sensitive information safe. Share your unlocked documents effortlessly, or protect them with a password for additional security during sharing. Unlock PDF ensures that your PDF management is both simple and secure, giving you peace of mind.


## Version history (last 1 release)

### 1.0 — 2025-07-29

No release notes.

## Apps similar to lock pdf | unlock pdf expert

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Lock Pdf & Unlock PDF Offline](https://appshunter.io/ios/app/lock-pdf-and-unlock-pdf-offline/id6740140432) | — | Free | Utilities |
| [PDF Unlocker Pro](https://appshunter.io/ios/app/pdf-unlocker-pro/id6752602587) | — | Free | Utilities |
| [Zip Extractor: Unzip View File](https://appshunter.io/ios/app/zip-extractor-unzip-view-file/id6747640134) | 5.0 (1) | Free | Utilities |
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| [PDF: Lock & Unlock](https://appshunter.io/ios/app/pdf-lock-and-unlock/id6444889806) | 3.5 (6) | Free | Utilities |
| [Chimera Cybersecurity](https://appshunter.io/ios/app/chimera-cybersecurity/id6739449670) | 5.0 (1) | Free | Utilities |

## More apps by 逢信 谭

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All apps by 逢信 谭: https://appshunter.io/developer/1825263250

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-15.*