an open source viewer for Portable Document Format (PDF) files. he Xpdf project also includes a PDF text extractor, PDF-to-PostScript converter, and various other utilities.
A bit more feature powered than Zamzar. With more formats and a bit more complicated interface. However, I can guarantee you that it’s worth the usage. No email needed. 100Mb limit
a superior digital document format for scanned documents, allows for the distribution on the Internet and on DVD of very high resolution images of scanned documents, digital documents, and photographs.