# PDF: Lock & Unlock — Lock & Unlock PDF File

> PDF password lock, unlock, edit, convert, and text recognition utility. (iPhone/iPad app by Hardik Dhameliya.)

- Source: https://appshunter.io/ios/app/pdf-lock-and-unlock/id6444889806 (this page in markdown: same URL + `.md`)
- Developer: [Hardik Dhameliya](https://appshunter.io/developer/1611140120)
- Category: Utilities
- Price: Free with in-app purchases
- Rating: 3.50/5 from 6 App Store ratings · 3 written reviews indexed
- Age rating: 4+
- Requires: iOS 13.0 · 26 MB
- Languages: American English
- Released: 2022-12-04
- Data updated: 2026-08-24
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/pdf-lock-and-unlock/id6444889806/reviews.md

## What is PDF?

Instantly lock and unlock PDF password using PDF: Lock & Unlock.

Your PDF will be locked or unlocked and ready for download within seconds.

Most PDFs can be unlocked!

Files with an owner password can be unlocked instantly. However, if the file is thoroughly encrypted, you can only unlock the file by providing the correct password.

PDF: Lock & Unlock is the ultimate solution for managing your PDF files with ease and efficiency. Whether you need to secure, edit, or convert PDFs, this powerful iOS application provides all the essential tools in one place.

Key Features:

Secure & Protect Your PDFs
* Lock PDF – Set a strong password to restrict unauthorized access.
* Unlock PDF – Remove password protection from encrypted PDFs easily.

Edit & Modify PDFs
* Merge PDF – Combine multiple PDF files into a single document in seconds.
* Page Remover – Delete unwanted pages from a PDF for a cleaner document.
* Extract Pages – Select and save specific pages from a PDF as a new file.
* Add Watermark – Protect your PDFs with custom text or image watermarks.

Text Extraction & Recognition
* Text Scanner (OCR) – Scan printed or handwritten text and convert it into digital text.
* Text Recognize – Detect and extract text from images or PDF documents with high accuracy.
* PDF to Text – Convert PDFs into plain text files for easy editing.

Sign & Authenticate Documents
* Digital Signature – Add legally binding electronic signatures directly to your PDFs.

Convert & Share PDFs
* Web to PDF – Save web pages as PDFs for offline reading and sharing.
* Fast & Secure Sharing – Share PDFs via email, cloud storage, or messaging apps.


How to remove passwords from PDF files:
1. Select your PDF document.
2. Enter your password.
3. Select the option to remove the password.
4. File will save in saved files.
5. Users can share saved pdf files

Features:

- Users can lock and unlock pdf files.
- It is easy to use.
- Users can get all saved pdf files.
- Users can share pdf files.
- Users can delete pdf files.
- Users can view pdf files.

Main Features : 
- Lock PDF – Protect your PDFs with a secure password to prevent unauthorized access.
- Unlock PDF – Remove password protection from PDFs for hassle-free access.
- Merge PDF – Combine multiple PDFs into a single document with just a few taps.
- Add Watermark – Insert custom watermarks to protect your documents from unauthorized use.
- Text Scanner (OCR) – Extract text from images or scanned documents with high accuracy.
- Text Recognize – Convert handwritten or printed text into editable digital text.
- Digital Signature – Sign your PDFs electronically for quick and secure document authentication.
- Extract Pages – Select and extract specific pages from a PDF file to create a new document.
- Web to PDF – Convert web pages into PDFs for offline reading and sharing.
- Page Remover – Delete unnecessary pages from your PDF to streamline the document.
- PDF to Text – Convert PDFs into editable text files for easy modification.

Why Choose PDF: Lock & Unlock?
- All-in-One PDF Manager – No need for multiple apps; get everything in one place.
- User-Friendly Interface – Simple and intuitive design for easy navigation.
- Fast & Efficient Processing – Perform PDF actions in seconds.
- Offline Mode – Most features work without an internet connection.
- Secure & Private – Your files remain private, with no data leaks.

Download and enjoy the PDF: Lock & Unlock app.

Privacy Policy: https://softapps.in/App_Privacy.html
Terms of use: https://softapps.in/App_TOS.html

## Key features

- Lock PDF with password
- Unlock password-protected PDFs
- Merge multiple PDF files
- Extract or remove PDF pages
- Add watermarks to PDFs
- Scan and recognize text (OCR)
- Digitally sign PDFs
- Convert web pages to PDF

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Subscription Yearly | $19.99 | per year |
| Subscription Monthly | $9.99 | per month |
| Subscription Weekly | $4.99 | per 7 days |


## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/pdf-lock-and-unlock/id6444889806/reviews.md

### 1/5 — Don't waste your time

*2024-09-10*

It doesn't actually unlock PDF files; it claims to be unlocked, but it's just a fake.

### 1/5 — Greedware

*2024-05-24*

Greedware, beware

### 5/5 — great app, period

*2023-11-18*

do what is said perfectly

## Frequently asked questions about PDF

### Does PDF: Lock & Unlock have ads?

Yes, PDF: Lock & Unlock contains advertisements. This is common for free utility apps that offer in-app purchases for advanced features or an ad-free experience.

### What subscription plans are available for PDF: Lock & Unlock?

PDF: Lock & Unlock offers weekly ($4.99/P7D), monthly ($9.99/P1M), and yearly ($19.99/P1Y) subscription plans. The yearly plan includes a 3-day free trial.

### How do I remove a password from a PDF using PDF: Lock & Unlock?

To remove a password, select your PDF document, enter the existing password, choose the option to remove the password, and the file will be saved. You can then share the unlocked PDF.

### Can PDF: Lock & Unlock unlock any PDF file?

Most PDFs can be unlocked. Files with an owner password can be unlocked instantly. However, thoroughly encrypted files require the correct password to be provided for unlocking.

### What devices is PDF: Lock & Unlock compatible with?

PDF: Lock & Unlock is available for iPhone, iPad, and iPod. It is designed for iOS devices.

### How often is PDF: Lock & Unlock updated?

The latest version of PDF: Lock & Unlock is 3.1, last updated on September 7, 2025. Updates typically occur to introduce new features or improve performance.

### What is the age rating for PDF: Lock & Unlock?

PDF: Lock & Unlock has an age rating of 4+. This indicates it is suitable for users aged 4 and above.

### What are the main editing features in PDF: Lock & Unlock?

Beyond locking and unlocking, PDF: Lock & Unlock allows users to merge PDFs, remove or extract pages, add watermarks, and convert web pages to PDF format.

## Version history (last 5 releases)

### 3.3 — 2026-07-28

- Crashes Fixed
- Rating Updated

### 3.2 — 2026-05-28

- Crashes Fixed
- Performance Improved

### 3.1 — 2025-09-07

- Crashes Fixed
- Rating Updated

### 3.0 — 2025-02-28

- New Features Added
- UI Updated
- Crashes Fixed
- New Version Support Added

### 2.2 — 2025-01-17

- Crashes Fixed
- Subscription Updated

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## More apps by Hardik Dhameliya

- [ADJ Media Player](https://appshunter.io/ios/app/adj-media-player/id1611140118)
- [Sleep Sounds and Meditations](https://appshunter.io/ios/app/sleep-sounds-and-meditations/id1612937792)
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- [PDF Viewer: Easy PDF Viewer](https://appshunter.io/ios/app/pdf-viewer-easy-pdf-viewer/id1639758742)
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- [Mute Video : Remove Sounds](https://appshunter.io/ios/app/mute-video-remove-sounds/id1641671387)

All apps by Hardik Dhameliya: https://appshunter.io/developer/1611140120

## Related topics

[password protection pdf](https://appshunter.io/ios/topics/password-protection-pdf) · [pdf mutation](https://appshunter.io/ios/topics/pdf-mutation) · [pdf password tool](https://appshunter.io/ios/topics/pdf-password-tool)

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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 2026-08-24.*