PDFsam is a simple tool designed to split and merge pdf files. With it’s simple and intuitive interface you can: * split your pdf documents (into chapters, single pages, etc.). * merge many pdf documents or subsections of them. * extract sections of your document into a single pdf document. * mix alternate pages taken from two pdf documents in straight or reverse order into a single document. * rotate pages of the selected pdf documents. * visually reorder pages of a select... More info »
Mac version failed without error after converting first 5 pages. I would recommend looking elsewhere for a Mac PDF tool.
PDFTK Builder is the only free portable app able to split or merge more than 140 pagesIf you need a free portable app able to split or merge 147 pages, you can use PDFTK Builder [1], which is available only in english, however. 7-PDF Split & Merge [2] (german + english) can split only max. 50 pages and merge max. 5 files for free. If you want to to split or merge more than 50 pages you must pay 10 EUR for "7-PDF Split & Merge PRO".[1] http://alternativeto.net/software/pdftk-builder/[2] http://alternativeto.net/software/7-pdf-split--amp--merge/