Merge, split, modify and secure your PDF documents easy and quickly. This program allows you perform operations on your PDF files. You can manipulate PDF: to merge PDF files into one, or split PDF onto several parts. You can secure PDF: set password and user permissions, change metadata, and protect the content from copying. And finally you are able to modify your PDF: rotate the pages, crop or remove selected pages. You can even add watermarks in a form of text of image. Thanks to intuitive, good-looking user interface, even a novice can use PDF to PDF. All you need it to drag and drop your PDF files into the program window, then choose an Oreration type. And finally, click the button to start processing.The PDF to PDF is completely free, so download it right now. You will be amazed!