From the site:
"SUPER © Simplified Universal Player Encoder & Renderer. A GUI to ffmpeg, MEncoder, mplayer, x264, mppenc, ffmpeg2theora & the theora/vorbis RealProducer plugIn. If you need a simple, yet very efficient tool to convert (encode) or play any Multimedia file, without reading manuals or spending long hours training, then SUPER © is all you need. It is a Multimedia Encoder and a Multimedia Player, easy-to-use with 1 simple click."