There are a lot web services that allows you to convert pdf files for free. Here I’ll mention a few:

1. pdftoword.com

2. pdfonline.com

3. freepdfconvert.com/convert_pdf_to_source.asp

If you’re looking for more elegant solution to convert your PDF files then I recommend wondershare’s PDF Convertor, It isn’t free but you can win free license easily , if you’re enough fast , all what you need to do is to go to my other blog free-stuffonline.com and publish the comment , first ten visitors will be winners!!! I already giveaway 7 license , 3 more left so hurry up !