To freely play AU files without any limitation, a quite nice solution is to convert AU files to more common audio formats with a nice AU file converter. AU files cannot be burned to DVD or upload to video or audio sharing sites. AU audios are not compatible with most video and audio players, portable devices or editing software. They are known as Unix audio files or audible files which are used to embed and play audio files on Web pages.ĭo you have any issue in playing or sharing AU files? Though AU file format is quite common, it still has limitation in compatibility. They are uncompressed sound recordings, stored in a different format.
These are audio files used primarily on Sun or other Unix-based machines and have been adopted by several audio programs like Adobe Audition, Java and QuickTime.
AU files store the data in three parts: a header (24 bytes), a variable length annotation block, and the actual audio data. The AU file extension is a data format associated to Sun Microsystems.