PDFCreator allow you to convert any file to a PDF document.
The PDF file format is an open file format. PDF is a reliable format for electronic document exchange that preserves document integrity so files can be viewed and printed on a variety of platforms: Windows, Linux, Macintosh...
PDFCreator is really esay to use : open your document with your favorite software and print it using the PDFCreator printer. Choose the PDF document name to create and it's done !