Do you want to create a PDF file using a free program starting with word, excel, notepad, internet explorer, etc? This is simply how to run a print.
Fact, the program PDF Creator installs a virtual printer that turns your print spool in a PDF file. So how did you know, anything that you can send to the printer you can convert a PDF file.
The program also allows you to create files of different formats including here the PDF/A and combine several print spooler to obtain a single PDF file final.
Here is the link where you can download the updated version of the program: http://www.pdfforge.org/