Pazera Video Converters Suite is a collection of portable video converters which helps you to convert between almost all video formats like AVI, MPEG, MP4, MOV, WMV, FLV, MKV, WebM, OGV, M4V, 3GP. It is a freeware video converting application that's user friendly, portable, advanced, straightforward and well-designed.
Here are some screenshots to illustrate the features and user interface of this application:
Sothink Free Video Converter
Stereo Tool
Hybrid
StaxRip
VirtualDub