DocuFreezer A great and easy program on Windows allows you to convert your files on the computer to the format of electronic books known as PDF PDF. With DocuFreezer you will be able to convert Word, PowerPoint and Excel files to PDF easily and you will not need other programs that perform the same function and cause a heavy performance in Windows in general and most of them will be experimental for a certain period. You can also use DocuFreezer to convert your files to JPG or PNG format. The program has a simple uncompressed interface. Simply click the Add Files button on the left side of the program to add a specific file you want to convert, then by Destination select the format you want to convert to and click the Start button below.