48f328a1_Convert_AVI_to_Various_Formats__Key_Features
[Top AVI Converter] 5. Pazera Free Audio Video Pack [Pros] On each application you will find a large amount of settings. [Cons] Not a very good looking application, not many option to work on AVI conversion and it is only available to Windows users. [Key Features] 
Another suite that bundles several programs for multimedia conversion and basic editing. However, it does not wear the user-friendliest experience available. Still, it is a very powerful package. You can also download every application independently in case you just want to convert between AVI and MP4.
Top 20 Free AVI Converter - Convert AVI to Various Formats
Key Features