Free PDF Unlocker Tool



Free PDF Unlocker Software

Best Tool to Unlock Restrictions from Multiple PDF Files on Mac and Windows OS

(Average Rating 4.9 Based on 210 Reviews)
  • Unlock PDF Security Settings to Print, Edit, Copy, or Extract Text
  • Enable PDF Permissions to Comment, Sign, Document Assembly & Form Filling
  • Option to Unrestrict Owner Level Password with this Tool
  • Possible to Remove PDF File Security in Bulk without Difficulty
  • PDF Unlocker Tool Provides Option to Save / Print Unsecured PDF Documents
  • Compatible with PDF of Adobe Acrobat Pro DC & All Below Versions
  • Installation of Adobe Acrobat is Not Needed
  • PDF Advanced Settings: Bates Number and Page Layout Option
  • Supports to Unsecure Encryption from 128 / 256 Bit Encrypted PDF Document
  • Maintains Folder Hierarchy in the Resultant PDF Folder
  • Auto-detects User Password Protected PDF Files and Notify
  • Tool Supports the Latest Versions of Windows Operating Systems
  • It Does Not Unlock Corrupted or Damaged PDF Documents

Free PDF Unlocker Software Functionality

List of Explanatory Features of PDF Unlocker Tool

Software Key Features to Unlock Securities From PDF Files

Unsecure PDF Files

Unlock PDF File Restrictions Freely

With free PDF Unlocker tool, users can remove protection from PDF documents. Users can try this ultimate software to unlock PDF file for printing, copying, and extraction. Other permissions such as commenting, signing, document assembly and form filling are also enabled. Also, it comes up with advanced algorithms and makes the task easy.

Unlock PDF Files

Batch Unlock Adobe PDF Files

PDF Unlocker software also brings an attractive feature using which users can unrestrict Adobe PDF files in bulk. It provides Add Files / Add Folder option to insert multiple PDF files and folders. Folder hierarchy will be maintained. Moreover, it will notify users that a certain PDF will need document open password if you are adding multiple PDF files or a folder.

Owner Level Password

Reset Owner Level Encryption

The PDF File Unlocker tool has the potential to unsecure owner level password protection from PDF files. Moreover, in the case of user level encryption, you can unlock it after providing the respective password. After removing it, users can perform editing, printing, copying, & extraction. The utility maintains the file integrity throughout the process to unrestrict PDF files.

Save or Print

Save / Print Unrestricted PDF

PDF Unlocker tool allows users to save unlocked PDF document at any desired location. With the help of Change option of the tool users can select the destination location for saving the resultant PDF document. Also, by using the Print option users can print the unsecured PDF document. Also, the original formatting will not be affected by the tool.

Comment / Sign

Delete Comment & Sign Restrictions

The PDF File Unlocker tool allows users to unrestrict the comment and sign security from PDF files. Once the tool unsecured PDF comment restrictions, users can add comments in sticky notes format and can easily highlight text. Moreover, this application also enables sign option in PDF document after removing the security. Basically, signing the PDF makes document authentic and verified.

Form Filling

Document Assembly & Form Filling

The PDF Unlocker software solution provides the facility to unlock portable document format assembly restrictions in the best ways. Along with this, it also enables form filling permissions in PDF files without any data loss. However, due to security users are unable to fill PDF forms, therefore, in such situations, this software can be easily used to unlock protected PDF documents and enable all permissions.

PDF File Password

Retains PDF File Password

The PDF File Unlocker tool provides the advanced option i.e. “Keeps Source PDF Password in Output PDF” option for retaining the original PDF document password in the unlocked PDF file. When the user selects this option the output file contains the original password.


Support Latest Windows Versions

The FreeViewer Adobe PDF Unlocker allows users to unlock PDF documents on the latest versions of the Windows operating system such as Windows 11, 10. Also, this program can be run on Windows OS 8.1, 8, 7 versions and also, supports Windows Server 2008, 2012, 2016 and 2019 editions.

PDF Unlocker Software Specifications

Download the PDF Unlocker Tool to Unlock Settings

Software Download

Size: 32.2 MB

Version: 5.2

MD5: 98ceb53cc5bc7c88eee28a226c920d85

Trial Limitations

Free PDF Unlocker trial version unlocks from first 5 PDF files. But, on saving the file users will find the watermark on all the pages of that PDF document.

System Specifications

Hard Disk Space
100 MB of free hard disk space required

4 GB of RAM (4 GB is recommended)

Intel® Core™ 2 Duo CPU E4600 @ 2.40GHz 2.39GHz

Application Pre-Requisites

If you are using Windows 11/10/8.1/8/7 then please launch the tool as "Run as Administrator".
Microsoft .NET Framework 4.5 or above.

Supported Editions

Windows OS
Windows 11, 10, 8, 7 (32 bit or 64 bit) & Windows Server 2019, 2016, 2012 R2, 2008


Electronic Delivery

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Get an Overview of Features – Free vs Full

Features Free Version Full Version
Add PDF Files / Add Folder
Unlock PDF Security
Enable PDF Printing Permission
Unlock Copy & Edit Permissions from Protected PDF
Unlock PDF Commenting and Signing restrictions
Enable PDF Form Filling & Document Assembly
Save / Print Unlocked PDF Document
Different Adobe Acrobat PDF file version Support
Watermark Free PDF
Cost FREE $29

Frequently Asked Questions

Listed Commonly Asked Questions and Answers

How to unlcok PDF security?

Following steps will tell you how to Unlock PDF Security:

  • Step 1: Install & run the tool to unlock PDF restrictions settings.
  • Step 2: Click on Add Files / Add Folder option to insert secured PDF files
  • Step 3: Select either Save / Print option as per the requirement
  • Step 4: Choose the "Change" button & select destination folder
  • Step 5: Hit the Unlock PDF option to start the process
  • Step 6: Now, the software will unlock PDF restrictions

The software provides diverse functionality to unlock PDF security properties. Some core functionalities of the tool are given below:

Listed are the features exhibits by the PDF Security Unlocker Tool:

  • Removing any kind of restriction that has been set, for example, if you have not permitted to print, copy, edit or extract PDF text.
  • Unlocks various security measures that have been applied on the .pdf document due to owner level password security
  • The software is compatible with different Adobe Acrobat versions & supports to decrypt from PDF documents (generally 128/256 bit)
  • The tool can unlock PDF files in batch if you have many PDF documents and you want to unlock the security all at once.

PDF Unlocker Software supports PDF file of Adobe Acrobat Pro DC, 11.0, 10.0, 9.0, 8.0, 7.0, 6.0, 5.0, 4.0, 3.0, 2.0, 1.0 Versions

PDF file unlocking takes some minutes or seconds and is directly proportional to the complexity of the algorithm used and password set by the users. So you might have to wait for some time in some cases to get the unlocked version of the concerned PDF document.

PDF Unlocking Time

General time is taken for PDF Document Unlocking

Yes, this PDF pdf unlocker software enables the permissions to modify the protected PDF files. Moreover, users can also print, copy and extract PDF file data.

Yes, this tool can unlock owner level password security from PDF documents & enable all the permissions like print, edit, copy, sign, comment, etc.

User level password prevents PDF files from being accessed by unauthorized users. It is also known as document open password.
Owner level password is also known as the master password. It protects PDF files from being copied, edit and print.

Yes, the tool provides the functionality to insert multiple PDF documents for the unlocking purpose.

No, the tool does not allow the removal of encryption from unhealthy PDF files. Therefore, first users have to repair them.

Yes, the PDF security unlocker tool is compatible with Windows OS 11, 10 and all below versions to unrestrict PDF files.

What Customers Are Saying

Get User Reviews of the Tool to Decrypt PDF files

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