From PDFdu.com: PDFdu Merge PDF files is a PDF tool that can merge two or more PDF files into a single PDF document. With this free PDF merger, your PDF documents organizing, archiving, batch printing, and batch emailing become more effective. With this versatile and free PDF file merger, users can merge essential parts of PDF document, rearrange file in desired order and output encrypted PDF file. Merge multiple PDF files in high speed with accuracy, supports options set output file name and destination folder, and doesn't depend on any print driver.
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