48f328a1_Convert_AVI_to_Various_Formats__Key_Features
[Top AVI Converter] 16. Quick Media Converter HD [Pros] Multiple tools available with some very useful features and great support. [Cons] The general interface is one of the worse experiences available, not only for the looks of the application but because it can be very confusing due to all the possibilities it includes. [Key Features] 
Including features like an integrated video player and Youtube support, this is a very good option for those who want a converter for a good number of formats and do not mind that much about a pretty user interface.
Top 20 Free AVI Converter - Convert AVI to Various Formats
Key Features