SysInfoTools PDF Protect and Unprotect Software provides a smart way to perform two different tasks single-handedly which lets the users apply password protection (user as well owner) and other security parameters to protect PDF files. The smart multi-functional tool enables users to secure PDF files with password-protection and other types of security restrictions.
Demo Limitations - Free PDF Protect & Unprotect Software save PDF files with watermarks
Software facilitates high level of PDF encryption as the users can password protect PDF files and apply PDF security on their documents in various ways, like restriction on PDF printing, content copying, image extraction, modification, etc.
Being a multi-functional utility, it not only applies security on PDF files but also makes PDF protection removal task successfully done in a very safe manner. A new PDF file(s) is created at user-defined location while the original file(s) is remained intact.
Identify Various Encryption Levels
PDF Protect & Unprotect is smartly designed to identify all the major encryption levels (which are applied on PDF files) for encryption as well as decryption, such as: 40-bit, 128-bit RC4, 128-bit AES, 256-bit RC4 and 256-bit AES encryption.
Execute Batch Operation
Via this tool, multiple PDF files can be selected at a time to perform batch operation. This feature comes handy if you are having multiple files and you want to avoid one-by-one files selection.
If you are having number of PDF files in your system and you are not sure about their location, you can take help of this advanced search feature that will automatically search the PDF files in just a couple of seconds.
The tool features smart preview option that displays all the Meta data information and other file vital properties of your PDF files that includes file name & path, title, subject, author, creator, producer, keywords, date of creation & modification, number of pages, etc.
Support Owner & User Password
PDF files can be protected with user password (to view, read or open the protected PDF files) as well owner password (to make changes on users' permissions). Also, the password-protected PDF files can be unlocked with this tool. Be it a user password or owner password, it can safely unlock PDF files.
Users are allowed to perform modifications on PDF files prior to actual operation as it first displays the Meta data properties of selected PDF file, and then allows users to modify them as per requirement. But the selected files are remained intact or unchanged at their original location.
Intuitive easy-to-use application requires no prior technical knowledge as the software is enhanced with graphical user interface that makes it more interactive for technical and non-technical users.
PDF Protect & Unprotect tool offers higher compatibility as the tool runs smoothly under all major versions of Windows-based operating systems including the latest Windows 10 (all editions).
Windows based utilities makes the complete conversion process seamless and quick by offering up to minute software updates. Whenever the software is updated with new unique features, you will get the timely notification via email intimation. For minor updates, no need to go for any extra formality but have to register for major version upgrade.
|Product Features||Free Version||Full Version|
|Protects PDF files with user password as well as owner password.|
|Supports single as well as multiple PDF files for batch operation.|
|Applies various security parameters on PDF files to protect them.|
|Smartly identifies all common encryption types of PDF document.|
|Save Recovered Data||Save with watermark||Save Original(without watermark)|
|24*7 Tech Support & secure 100%|
| Money-Back Guarantee
Feel Free to Purchase SysInfoTools Products! We are committed to 100% customer satisfaction & security and thus we provide 30 days money back guarantee. View details...
Specifications of Free PDF Protect and Unprotect Tool
PDF protection is very essential for all those users who are using portable document format in a regular manner. As PDF is commonly used by millions of computer users over the world to store data and share them among other users, its security becomes a primary concern. If a PDF file is not protected, any unauthorized user can access the file or perform changes or alteration. PDF protection can be done with a password, i.e. user password to open or read the PDF document and owner password to perform changes or modification on the PDF documents.
PDF protection can easily be done with passwords. You can apply passwords for both owner as well as users to protect PDF documents. Owner password is required to make changes or apply protection or PDF security on PDF documents, while user password is required to open or read the PDF document. PDF Protect & Unprotect tool is a perfect solution to protect PDF files with password protection as well as various PDF security restrictions.
The PDF Protect & Unprotect tool is a smart way to unlock PDF files and to remove PDF security from the PDF documents. This tool not only helps users protect PDF files but also helps them unlock PDF files and remove PDF security. The original PDF files are remained unchanged or intact after the actual operation.
Using advanced PDF Protect & Unprotect tool, users can password protect PDF documents as well as apply various types of PDF security on the documents. The tool allows users to lock PDF file by applying passwords for both owner as well as users. Also, users can set the encryption level to apply PDF security on the documents. No changes or modification will be made to the original files as they are remained untouched at their original location.
No, you cannot use PDF Protect & Unprotect tool if your PDF files are corrupted. This is the only limitation in this tool. To protect or unprotect using this Windows utility, first you need to repair corrupt PDF files. You can try advanced PDF Repair tool to repair PDF file.
It works as a stand-alone application that does not require Adobe Acrobat or any other tool for proper functioning.