How to Convert AAC to AU Online?

Step 1

Upload AAC File

Drag and drop the AAC files that you want to convert.

Step 2

Convert AAC to AU

Click CONVERT to convert your AAC file(s).

Step 3

Download Converted AU

Click DOWNLOAD to save your converted AU file(s).

Information about AAC and AU File Formats

File Extension
.aac
Description
AAC (Advanced Audio Coding) is a lossy audio format developed by Dolby and Sony Corporation, AT&T Bell Laboratories, and Fraunhofer IIS. During compression, AAC eliminates unnecessary data, making it smaller and easier to stream or download. Today, Apple devices such as iPhones and iPads are the biggest users of the AAC format.
Associated Programs
VLC Media Player
iTunes
Apple QuickTime Player
Windows Media Player
Developed By
Bell, Fraunhofer, Dolby, Sony, Nokia, LG Electronics, NEC, NTT Docomo, Panasonic
MIME Type
audio/aac
File Extension
.au
Description
AU is an audio format standard in early web pages NEXT systems. It is also called u-law or Sparc-audio format. Typically, AU files can store audio data and annotation blocks. Initially, it was a headerless audio format, but newer versions have a header, thanks to the six unsigned 32.bit words.
Associated Programs
Audacity
Developed By
Sun Microsystems
MIME Type
audio/au, audio/x-au
Useful Links

Popular AAC and AU Conversions

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