M4A to AU Converter
Convert your m4a files to au online & free
Compressed Audio File
This is a lossless-format (and encoding algorithm) for Apple platforms. M4A is widely used in iPod players and as a component in QuickTime media-players. The m4a codecs decoder is found in open sources - this allows third party users to open files in that format.
Sun Microsystems AU files
AU is a file extension for a sound file format belonging to Sun, NeXT and DEC and used in UNIX. The AU file format is also known as the Sparc-audio or u-law fomat. AU files contain three parts: the audio data and text for a header (containing 24 bytes) and an annotation block.
How to convert M4A to AU
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose "to au"
Choose au or any other format you need as a result (more than 200 formats supported)
Download your au
Let the file convert and you can download your au file right afterwards