WinFF is a GUI for the command line video converter, FFMPEG. It will convert most any video file that FFmpeg will convert. WinFF can convert multiple files in multiple formats at one time. You can for example convert mpeg’s, flv’s, and mov’s, all into avi’s all at once.

Here are some of the features available in WinFF:

* Easy to use interface.
* High quality output.
* Converts multiple different files all to the same format at once.
* Convert video to audio.
* Convert between audio formats.
* No external codec’s needed.

Download WinFF here