A Graphical User Interface user-friendly application with lots of options, which can convert your media files to all the popular formats! Unity integration has been bear in mind.

Specifically, it has the following features:
a) Audio:
Conversion between the audio formats: mp3, mp2, wav, ogg, wma, flac, m4r, m4a and aac

b) Video:
Conversion between the video formats: avi, ogv, vob, mp4, vob, flv, 3gp, mpg, mkv, wmv

c) Image:
Conversion between the image formats: jpg, png, ico, bmp, svg, tif, pcx, pdf, tga, pnm

d) Iso|Cso
Create an iso with selected files, convert iso to cso and vice versa.

e) Advanced
Encode subtitles to an avi file.