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Navigation: Home > M3U file

Informations about the M3U filename extension and the file formats associated with it

We collected the information you should know about the .m3u filename on this page. If you were sent a(n) .m3u file in an e-mail, but you don’t know what to do with it, then you can find help here. We strive to suggest free, open-source applications that are available to everyone for the file formats.

1 filename extension(s) are in our database

.m3u - M3U Playlist File

The M3U file is a Audio file, which is connected to the M3U Playlist File according to our registry. With the adequate settings, the M3U Playlist File (.m3u) files can be opened or converted with the help of Windows Media Player.

Format description:
M3U format
Windows Media Player
Magic string:
- / -
Related links:
Related extensions:
DVD Audio Object
Advanced Systems Format Media
Advanced Stream Redirector
Sony ATRAC3 Compressed Audio
Sun Audio File
Microsoft Video for Windows Movie

Important! Programs other than the ones listed above may also use the .m3u file extension. Even harmful programs can create files with the .m3u extension to store data in them. Always be careful with .m3u files coming from unknown sources. Don’t open executable files that arrived in mails, even if you know the sender.

The .m3u file can’t be opened on your computer?

If the program necessary for opening the .m3u file is installed properly on your computer, then the quickest and simplest way to open the .m3u file is to double-click on the file’s name. If that doesn’t work, then the right software probably isn’t installed on your computer.

While opening the .m3u file, you may receive an error message from the associated application, this can be caused by the following:

Incorrectly given .m3u extension

The .m3u filename extension can be given incorrectly sometimes. The cause of the error could be a mistake or a simple typo. We found the following incorrectly given filename extensions that are the most frequent in the case of .m3u files.

m3, mu, mu3

Maybe you’re not even looking for the .m3u file extension?

It’s possible the the file’s extension was given incorrectly. Below, we list some filename extensions that are similar to the .m3u extension. It’s possible that the one you’re looking for is among them.

Modula-3 Source Code
MuPAD Source Code
Myriad Packed Musical Score

Associated applications

The Windows operating system stores information about the applications associated to the file extensions in the registry database. The associations can be queried or modified in the Command Prompt window with the "assoc" command.

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We gladly accept application suggestions, but our primary goal is to suggest reliable, open-source applications that can be freely distributed to the users.

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