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What is M4U file?

The M4U file extension is a playlist for MP4 files. This file format uses the MPEG-4 container and was first introduced in 2003 by Apple Inc. with their new iPod device. The M4U file contains audio and video files that can be played as a continuous or individual track on compatible devices such as iPods, iPhones, AppleTVs, and iTunes.

M4U Format details

Full Name MPEG-4 Playlist
Developer N/A
Category Video Files

Tools that will help you view M4U files

Sometimes you need to quickly preview the contents of a file with the M4U extension. In such a situation, many people decide to find a tool that, according to its creators, can display the contents of the M4U file and many other types of files (All in One Viewer).

Of course, there are such tools. However, it should be remembered that they may display the data contained in the M4U file differently than the application dedicated to handling the M4U file extension. When you cannot afford to have the data of the M4U file displayed different from the original, you should use the applications developed to work with the M4U file.

Below you will find a list of software programs that will help you with this. These software programs will help you view the content of the M4U file, minimizing possible errors that may arise with other tools.

M4U File Viewers

  • QuickTime Player
  • Video player
  • 2 M4U viewers