smallpdf – Making PDF Easy
http://smallpdf.com/

They make PDF easy. We love it and you will too. Features include: a) Compress PDF – Dramatically reduce the file size of your PFD; b) JPG tp PDF – Convert images to PDFs exactly the wau you want; c) PDF to JPG – Convert pages to images or extract pictures from your PDF; d) Merge PDF – Combine several PDF files into one single file; e) Split PDF – Create a new document out of selected pages; f) Word to PDF – Convert your Word documents to PDF format; g) Excel to PDF – Excel spreadsheet conversion to PDF; and h) PPT to PDF – Converting PPT presentations to PDF files. This will be added to the tools section of Research Resources Subject Tracer™. This will be added to Entrepreneurial Resources Subject Tracer™.