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

We collected the information you should know about the .aac filename on this page. If you were sent a(n) .aac 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

.aac - Advanced Audio Coding Stream

The AAC file is a Audio file, which is connected to the Advanced Audio Coding Stream according to our registry. With the adequate settings, the Advanced Audio Coding Stream (.aac) files can be opened or converted with the help of VLC Media Player.

Format description:
AAC format description not yet available
VLC Media Player
Magic string:
- / -
Related links:
Related extensions:
Audio Data Transport Stream
AQTitle Subtitle File
Annodex Audio File
Annodex Video File
Chaoji VCD Subtitle
DKS Subtitle File

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

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

If the program necessary for opening the .aac file is installed properly on your computer, then the quickest and simplest way to open the .aac 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 .aac file, you may receive an error message from the associated application, this can be caused by the following:

Incorrectly given .aac extension

The .aac 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 .aac files.

aa, xac, qac, awc, aca, aax, aas, aad, zac, wac, axc, aqc, ac, aav, aaf

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

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

Audible Audiobook
XMetaL Author Customization File
AquaChem Database
OccuRec Recorded Video
Atlantis Word Processor Document Backup
Zaurus Archive

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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