MP4 to MP3 convertor


Additional information about MP4 file format

File extension .MP4
File category VIDEO
Additional information about MP4 is the official file name for MPEG-4 part 14 and is a multimedia container format commonly used to store audio and video but can also store other data such as subtitles and still images
Additional information https://en.wikipedia.org/wiki/MPEG-4_Part_14
Useful links http://pcsupport.about.com/od/fileextensions/f/mp4file.htm
http://www.makeuseof.com/tag/technology-explained-what-is-the-difference-between-mp3-mp4/
File conversion Convert a file to MP4
Developer Moving Picture Experts Group
Associated programs Apple Quick Time Player Microsoft Windows Media Player Video Lan VLC Media Player

 

Additional information about MP3 file format

File extension .MP3
File category VIDEO
Additional information about MP3 is a common name for MPEG-1 and MPEG-2. It is an audio coding format for digital audio that uses a form of lossy data compression. It is common for consumer audio storage and streaming.
Additional information https://en.wikipedia.org/wiki/MP3
http://whatis.techtarget.com/fileformat/MP3-MPEG-Audio-Layer-3-AC3-file
Useful links http://computer.howstuffworks.com/mp31.htm
File conversion Convert a file to MP3
Developer Moving Picture Experts Group
Associated programs Real One
iTunes
WinAmp
Windows Media Player