Yes, there is a free demo version available before purchasing the full version of the password-removing application. The PDF Champ PDF Password Remover Tool provides a free demo that allows users to test the software. The demo version helps to check compatibility, output quality, and the overall unlock process in advance. First, I have also tried a demo version and it gives me a full-quality result. Without losing the quality it also preserves all document results in the same manner. It supports 128-bit and 256-bit AES encrypted PDF files and helps to remove restrictions related to printing, copying, editing and commenting. It ensures that it works offline and I tried it and I found it works with complete safety and keeps the document processing secure and private. The software is designed for use on either Windows or Mac computer systems. It offers a free trial version to test its ability to meet your requirements. Visit here: https://www.pdfchamp.com/pdf-password-remover/