Popular formats

aac 

Opening aac files

Have a problem opening a .aac file? We collect information about file formats and can explain what aac files are. Additionally we recommend software suitable for opening or converting such files.

What is the .AAC file type?

The AAC file extension stands for Advanced Audio Coding format used by Apple Inc. and other developers for efficient compression and distribution of digital music. It allows significantly reducing size of audio files while preserving good sound quality.

Promoted as the successor of the MP3 file format, AAC provides a series of significant enhancements in comparison with it. AAC files have better sound quality, higher coding efficiency for stationary and transient signals, multi-channel support and improved handling of sample frequencies.

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Software to open or convert AAC files

You can open aac files with the following programs: