Prism Video Converter is a stable and comprehensive multi-format video converter that is very easy to use.
It will let you set compression/encoder rates, resolution, frame rates of output files, and you can even set a specific size for output files and create slideshows with PhotoStage Slideshow Creator to combine videos and images into your very own masterpiece.
Prism Video Converter will convert all video formats that have a DirectShow based codec. If you can play the video file using Windows Media Player, you can convert it using Prism.
During the installation you will be given the option to install closely related programs from the NCH Software suite. These are optional and you can select what you want depending on your requirements.