# PDF Unlocker Pro — PDF Unlocker and Locker Tool

> PDF Unlocker and Locker Tool (iPhone/iPad app by Ashen Ishanka Costha.)

- Source: https://appshunter.io/ios/app/pdf-unlocker-pro/id6752602587 (this page in markdown: same URL + `.md`)
- Developer: [Ashen Ishanka Costha](https://appshunter.io/developer/1566497857)
- Category: Utilities, Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 16.0 · 5 MB
- Languages: American English
- Released: 2025-09-16
- Data updated: 2026-06-02
- User reviews in markdown: https://appshunter.io/ios/app/pdf-unlocker-pro/id6752602587/reviews.md

## What is PDF Unlocker Pro?

Effortlessly unlock password-protected PDFs and secure your documents with custom passwords. PDF Unlocker Pro is the essential tool for managing PDF security on your iOS device.

Important: For PDFs you own or are authorized to modify only. Always respect copyright and confidentiality agreements.

KEY FEATURES:

PDF Unlocking • Remove passwords from protected PDF files instantly • Support for all standard PDF encryption types • Fast and reliable password removal process • Maintain original document quality and formatting

PDF Password Protection • Add custom password protection to any PDF • Create secure passwords with confirmation • Protect sensitive documents with military-grade encryption • Control access to your important files

User-Friendly Interface • Clean, intuitive design built for iOS • Easy file selection from Files app • Real-time file information display (size, pages, security status) • Simple two-tab interface: Unlock & Lock

Privacy & Security • All processing happens locally on your device • No files uploaded to external servers • Automatic cleanup of temporary files • Built-in privacy disclaimers and warnings

Flexible Export Options • Save processed PDFs directly to Files app • Share documents via AirDrop, email, or messaging • Custom filename generation for organized storage • Support for all iOS sharing capabilities

Performance • Lightning-fast PDF processing • Handles large documents efficiently • Background processing with progress indicators • Optimized for all iOS devices

Enhanced Experience • Native iOS design language • Support for Dark Mode and Light Mode • Automatic theme switching based on system preferences • Accessibility features for all users

Smart File Management • Detailed file information cards • Page count and file size display • Lock status indicators • Easy file switching between operations

Perfect For: • Business professionals handling confidential documents • Students managing protected academic materials • Anyone needing to unlock legacy password-protected PDFs • Users wanting to secure personal documents • Professionals requiring document access control

Legal & Ethical Use PDF Unlocker Pro is designed for legitimate use with documents you own or are authorized to modify. Always respect copyright and confidentiality agreements.

Requirements: • iOS 16.0 or later • iPhone and iPad compatible • Files app integration • Storage space for document processing

Transform your PDF security workflow with PDF Unlocker Pro - the professional choice for PDF password management on iOS.

App Store Keywords (100 characters max)
PDF,unlock,password,protect,security,document,files,lock,encryption,business

What's New in This Version
Version 1.0 - Initial Release • Complete PDF unlocking and locking functionality • Intuitive tabbed interface for easy navigation
• Local processing for maximum privacy and security • Files app integration for seamless document management • Share and export options for processed documents • Dark Mode and Light Mode support • Optimized performance for all iOS devices


## Version history (last 3 releases)

### 1.2 — 2025-09-26

PDF content no longer appears horizontally flipped when adding password protection. Locked PDFs now display correctly with proper text and image orientation.

### 1.1 — 2025-09-17

Issues fixes.

### 1.0 — 2025-09-16

No release notes.

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## More apps by Ashen Ishanka Costha

- [Nihongo Dictionary](https://appshunter.io/ios/app/nihongo-dictionary/id1566518070)
- [Sinhala Dictionary Pro](https://appshunter.io/ios/app/sinhala-dictionary-pro/id1566725101)
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- [Arabic English Translator +](https://appshunter.io/ios/app/arabic-english-translator-plus/id1567731852)

All apps by Ashen Ishanka Costha: https://appshunter.io/developer/1566497857

## Related topics

[pdf unlocker pro](https://appshunter.io/ios/topics/pdf-unlocker-pro)

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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 2026-06-02.*