Free, Easy File Format Conversion
Have you ever received a document in a format that you couldn't open? Maybe a MS Office 2007 .docx format but you're using an older version of Office?
Or wanted to convert a document to PDF but don't have a PDF creator installed on your computer?
Then check out Zamzar, a free online file conversion tool. Simply upload your files, choose the desired format, and enter your email address. In a few minutes, your receive an email notice that your file has been converted and a url where you can download it.
Zamzar also works for other formats, including video and image files. See the full list of conversion types.
Source: TechTips (South Central Library System)