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

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.

Windows/Mac/Linux (All platforms): Join PDFs together, split them apart and pull out individual pages with pdfsam, an open-source, Java-based cross-platform tool that's a free download.

Softdiv PDF Split and Merge also allows you to split and break a large PDF file into multiple smaller parts. It supports multiple types of splitting methods (Split into single-page PDF file, Delete ...