Quick Media Converter (QMC) is a universal video converter that was specifically designed to convert video formats to other video formats, to do this we are using open source code from a software engine called FFMPEG using its own codec library and Player.
Why doesn't it convert units of volume/energy/velocity...?
SensibleUnits.com currently converts all major (and some obscure) units of length, area and mass. Other dimensions will be added in the near future.
Video2mp3 is a free YouTube to MP3 Converter and allows you convert and download a YouTube Video to MP3 file online. So you are able to listen to your favorite YouTube tracks on every MP3 player.