I need a batch mpeg4 converter one that would be free that works well. need to convert some AVI to MPEG4 thanks a ton 1/2 
Visualhub, or iSquint on the Mac.
ffmpeg or whatever works the same on Windows. It does batches. In fact, Visualhub’s just a pretty face on ffmpeg on the Mac.
awesome thanks MIG…
I must say that I love mplayers encoder mencoder convert entire directories recursively with a simple for loop. Theres a windows version too just google for mencoder.exe (gui available as well)