MP4 is a new container format, which allows you to combine different multimedia streams into one single file. MP4 is the global file extension for the official container format defined in the MPEG-4 standard.
(AVI) Audio Video Interleave is video container or wrapper format created by Microsoft which stores video data that may be encoded in a variety of codecs; typically uses less compression than similar formats such as .MPEG and .MOV. AVI files can contain both audio and video data in a file container that allows synchronous audio-with-video playback on various video players.
is the most useful MP4 to AVI converter.
is a powerful MP4 to AVI converter that can convert MP4 files to AVI. It features the fast conversion speed, perfect video and audio synchronization, and high output quality. With an easy-to-use interface, you can convert MP4 to AVI with just a few clicks. The conversion only takes you a few seconds or minutes. And then, you can enjoy your AVI video file made from a MP4 file on your computer or portable devices. It has also useful editing functions which help you customize your AVI video.
can not only convert MP4 files to AVI, but also convert MP4 to other popular video formats like FLV, AVI, 3GP, MP4, etc. On the other hand, It also can convert to AVI video from most popular video formats, such as FLV, MPEG, MP4, MPG, etc.