File Type MPEG-4 Video File IconMPEG-4 Video File
File Format Standard (developed by Moving Picture Experts Group)
Usage Referenced by an application; not meant to be opened manually; may run a program or script when opened
Rank ★ ★ ★  Common

An MP4 file is a video file that is compressed with MPEG-4 compression. Most MP4 files typically contain both audio and video tracks.

The MP4 format was developed by the developed by the Moving Picture Experts Group (MPEG). It is a standard video format that can be played by most video playback programs. Many video podcasts are saved in the MP4 format. These videos can be played directly within iTunes or may be transferred to an iPod or iPhone.

Open With

IconMicrosoft Movies & TV

IconMicrosoft Windows Media Player

IconNullsoft Winamp


IconApple QuickTime Player

IconApple iTunes

IconRoxio Toast


IconVideoLAN VLC media player


Updated April 27, 2009