LanguageMPG4
MPEG-4 video file format
File type: Digital video and movie file
An mpg4 file extension is used for multimedia container file format that stores MPEG-4 encoded video and Advanced Audio Coding (AAC)-encoded audio content.
What is mpg4 file?
File type category:
Digital video and movie file
Date updated: July 13, 2025
The mpg4 file extension is associated with MPEG-4 multimedia file format. MPEG-4 is an International Standards Organization (ISO) specification that covers many aspects of multimedia presentation including compression, authoring and delivery.
The MPEG-4 file format, as defined by the MPEG-4 specification, contains MPEG-4 encoded video and Advanced Audio Coding (AAC)-encoded audio content.
MPG4 is a container format. As any other container format like AVI (avi), RealMedia (rm, rmvb), QuickTime (mov), MPEG (mpg, mpeg), Matroska (mkv, mka), OGM (ogm) it allows you to combine different multimedia streams (mostly audio and video) into one single file.
MIME types:
video/mp4
How to open mpg4 file?
Use QuickTime Player or any similar media player, you should install mp4 video codecs to decode and play files in mp4 file format.
How to convert mpg4 file?
Use compatible video converter to transform *.mpg4 files to other video formats.
Suggested software to open mpg4 file:
Associated software actions with the mpg4 file
Software applications that can open mpg4 files:
Microsoft Windows Media Player (Microsoft Windows)
Apple QuickTime (Microsoft Windows)
Apple QuickTime for Mac (Apple macOS / Mac OS X)
Apps designed for playing mpg4 files:
VLC media player (Microsoft Windows)
Microsoft Windows Media Player (Microsoft Windows)
MPlayer (Microsoft Windows)
Apple QuickTime (Microsoft Windows)
VLC media player for Mac (Apple macOS / Mac OS X)
MPlayer for Mac (Apple macOS / Mac OS X)
Apple QuickTime for Mac (Apple macOS / Mac OS X)
VLC media player for Linux (Linux/Unix)
MPlayer for Linux (Linux/Unix)
Software apps that convert mpg4 files:
ConvertXtoDVD (Microsoft Windows)
Apple TV Video Converter (Microsoft Windows)
Freemake Video Converter (Microsoft Windows)
Movavi Video Converter Personal (Microsoft Windows)
Software applications that handle other tasks involving mpg4 files:
Adobe Mocha for Adobe After Effects (Microsoft Windows)