Winff is a frontend for FFMPEG that runs on Windows XP, Linux. It will convert most any video file that FFmpeg will convert. Developed by Matthew Weatherford and Ian Stoffberg
License: Open Source
SUPER (Simplified Universal Player Encoder & Recoder) is a closed-source adware front-end for open-source software video players and encoders provided by the FFmpeg, MEncoder, MPlayer, x264, ffmpeg2theora, musepack, Monkeys Audio, True Audio, WavPack, libavcodec, etc. Developed by eRightSoft
License: Free
WinFF is a straightforward tool focused on ease of use and basic conversion needs, making it ideal for casual users. In contrast, SUPER © offers a more comprehensive set of features and customization options, catering to advanced users who require extensive format support and editing capabilities.