PDF Protection Tool

Apply PDF Encryption & Passwords to Protect PDF Files

PDF Protected
SysInfoTools PDF Protection tool is highly proficient in providing PDF security and PDF protection. It helps users to apply password on PDF files in order to avoid any unauthorized access. PDF protection tool applies password-protection as well as various security parameters on your PDF files. It provides various encryption levels which can be applied on the PDF files.

  • PDF Protection tool supports single as well as multiple PDF files at a time.
  • Facilitate display of Meta data properties and other information of PDF.
  • Applies various types of encryption on PDF files.
  • Support various security parameters which can be applied on PDF files.
  • Applies user-password as well as owner-password on PDF files.
  • Allows users to change the Meta data and other information of PDF files.
  • Compatible with Windows 10, 8, 7, Vista, 2003, XP and 2000.
  • Download Free PDF Protection tool and save your PDF File with Watermark.

Important Characteristics of PDF Protection Tool


Multiple Support
Multiple Files Support

A smart aspect of selecting multiple PDF files at a time is the USP of this tool. Users can select single as well as multiple files at the same time, and protect them in just one go. It is considered a highly useful feature in case of multiple PDF files.

Search PDF
Search PDF

In case of multiple PDF file selection this feature helps the users to search all the PDF files in particular path in the system directory and subsequently adds them in the list control.

File specification
Display File Properties

PDF Protection tool displays the Meta data properties and all other information of selected PDF file before you can apply password and PDF security.

Encrypt PDF
Encrypts PDF Files

A wide support for various encryption types on PDF files is available. The types include 40-bit, 128-bit RC4, 128-bit AES, 256-bit RC4 and 256-bit AES encryption levels. You need to select any encryption level to apply restrictions on your PDF files.

Security Parameters
Different Security Parameters

Various types of security parameters can be applied on PDF files with ease. The available security parameters are: PDF printing (high & low resolution), content copying or extraction, document modification, authoring comments and form fields, document assembling, and many more.

Password protect
Smart Password Protection

Via this tool, users can password protect PDF file with user password and owner password. User password is required to open, read or view the document, while owner password is required to perform changes to the PDF file.

Data Modification
Safe Data Modification

Software enables users to perform changes to the Meta data properties of selected PDF files before the actual process of PDF protection is executed. It is an optional task which can change the file information which includes Author, Title, Subject, Keywords and Creator.

Independent Saving
Facilitate Independent Saving

Instead of making changes on original files, new files are created and original files are kept intact. Users are allowed to define a location for saving new output PDF files.

Simplified UI
Simplified and easy

The interactive and user-friendly GUI makes this application easy-to-understand; hence no prior technical skill is required. Even a novice user can use this tool with ease.

Wide Support
Wide Support

PDF Protection tool supports PDF files created by any version of Adobe Acrobat tool, i.e. v3.0 and any later version. Also, it runs smoothly under all popular Windows-based operating systems.


Important Note: Make sure the PDF file you choose, is not corrupt. The software does not support corrupt PDF files. If you have corrupted PDF files, first you need to repair them using advanced PDF Repair tool.

Watch Online Video & Procedural Screenshot of PDF Protection Tool

Frequently Asked Questions

Comparision of Trial & Full Version

Product Features Free Version Full Version
Supports single as well as multiple PDF files at a time. check mark check mark
Apply several encryption level on PDF files. check mark check mark
Apply several security parameters on PDF files. check mark check mark
Apply user as well as owner password on PDF files. check mark check mark
Save Protected PDF File Save with watermark Save Original(without watermark)
24*7 Tech Support & secure 100% check mark check mark
Price FREE $29
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Clients Review's

"I purchased this PDF protection tool after comparing with many of the other tools and now, very happy because I made the decision to go with this one. This tool helped me a lot to save my important time and allowed me to perform PDF protection on single & multiple PDF files simultaneously. Top rated tool! 5 out of 5!"

- Harry Edwards

"SysInfoTools PDF protection tool provides multiple advanced features with an affordable price. With the help of data modification feature, I was able to change the meta properties of my new PDF files. Great extension! "

- Nicholas Martinez

"I had some issues with this tool, but, SysInfoTools professionals helped me a lot to resolve my issues. This PDF protection tool is really useful to apply protection on the multiple PDF files. Thank you SysInfoTools for this tool and support service."

- Albert Sanders

"I received the surprising support from SysInfoTools. With the help of this tool, I’ve applied different restriction on the PDF files at a time. This tool works like a charm and the support is perfect. 5 star rating!"

- Ryan Phillips