PDF Combine is a truly reliable app to easily combine many PDF files into one. It works with any type of PDF file and has several unique options. PDF Combine may combine files within folders or combine files by common name part (i.e. book1.pdf, book2.pdf, book3.pdf will be combined into book-combined.pdf).
YOU CAN DOWNLOAD THE KEYGEN FOR FREE FROM http://goo.gl/3pSYzN