On the website of Files-conversion, you can convert a large variety of formats as part of a free service. This means that you can convert your video (or audio files) online for free. Select a file that is located on your pc, select the desired output format and choose an additional output option. You can convert video, from 3GP to AVI or WMV to FLV. Besides videos, you can also convert audio, archive, document, spreadsheets and presentation formats. All your conversion needs on one site, what more could you need?
Examples of supported file formats: