Zamzar – Free File Conversion
www.zamzar.com

Convert files with no need to download software, no need to register or sign up, and at no cost.  Convert images, docs, videos, and music with three clicks, and the finished file will be delivered to your inbox within moments.  Convert up to 100Mb files for free; accounts with advanced features start as low at $7.00 per month.

Cost: FREE

contact page: http://www.zamzar.com/company.php