PDF Split and Merge with Bookmark Import lets your merge multiple PDF files in single PDF file. You can use interface or command line for multiple PDF files.

Easily split, merge, edit and reorder PDF pages with PDFSam, a PDF editing freeware for Windows PC. Read review and download it free.

Different formats can also make managing several documents cumbersome. Combining these documents into a single PDF file may be helpful for personal or professional use, to deliver simplified, ...