MP4 Converter

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Convert MP4 files online for free

This freeware MP4 video converter allows you to change the format of your HD video without losing quality. To convert MP4, just add your media to the app, select the output format, and start converting. In turn, if you need to convert a large 4K video file, download the desktop version of this MP4 converter online for free on Windows PC and Mac. With its inbuilt editor, you can trim, cut, and clip your audio or a movie to achieve the best result.

What is MP4?

Full name

MPEG-4 Part 14

Format type

Video

Developed by

Moving Picture Experts Group

Description

MP4 is a format created in 2001 by an ISO/IEC working group. MP4 files are multimedia files used for storing video/audio and other content. Short for “MPEG-4 Part 14,” this file type is very common and recognized by most systems and devices. Check the list below if you’re not sure how to open MP4 files and which programs can play them.

File extension

.mp4

Technical details

MPEG-4 Part 14, also known as ISO/IEC 14496-14:2003, is one instance of a more general standard (ISO/IEC 14496-12:2004) with specifications based on Apple’s QuickTime File Format. The MPEG-4 container uses AAC for encoding audio as a means to restrict data copying via lossy compression and playback. Like its many counterparts, the container supports web streaming.

Associated programs

iTunes, QuickTime Player, Windows Media Player, VLC, RealPlayer