A trial version program for Windows, by shenzhen-imyfone-technology-co-ltd.

A PDF file is a document in which information is encoded in the form of graphic symbols that can be viewed on a computer or printed out. It is a widely used format for electronic document sharing and distribution.

It is possible to protect the PDF file with a password so that only the person who has the password can view it. This is useful for preventing unauthorized access and/or distribution of a document.

This app can help you gain access to locked PDF files. It provides a dictionary attack, a mask attack, a brute-force attack, and a removal attack.

In addition, this app can remove all the restrictions such as editing, copying, and printing. It is a very useful tool for unlocking PDF files.

Recover document open password or remove restriction of PDF

If you want to gain full access to locked PDF files without password, then you need a unlocker for PDF files like Passper for PDF. Key Features: 1. Easy to use. You can recover the password or remove the restriction with just 3 steps. 2. High success rate. Passper for PDF uses smart algorithm to help you to recover the password of most encrypted PDF files. 3. Fast recovery speed. Passper for PDF is based on the CPU and GPU acceleration technology, so as to recover passwords faster. 4. Absolutely secure. Any of your personal information you give us while using Passper for PDF is kept secure.