PDFdu Stitch Pages can stitch PDF pages and save it.
PDFdu Stitch Pages is a quick and easy-to-use PDF tool that you can use to stitch multiple pages into one page from your PDF documents. It just takes four simple steps to finish the job in seconds.
Merge 4 PDF pages to one page,merge 2 PDF pages to one page .All pages can also be arranged laterally spliced into a page, or all pages vertically arranged together into a page.
And this software doesn't depend on any print driver so it will NOT install any print driver on your computer.
It does not require any Adobe products.