Simply add a watermark (texts and pictures) to all of your PDF files with one mouse click. This will mark your files as your copyrighted property. You can add the watermark behind all objects (behind existing texts) or print it over existing texts. You can number the pages of existing PDF files or add your company logo or your Copyright message. You can process as much files, as you want, with one mouse click. Only if the file is protect with a password you have to enter the password before the program can continue to batch process the PDF files.