RA to AU Converter
Convert your ra files to au online & free
How to convert ra 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
RA is an audio format developed by RealNetworks to use in its RealPlayer for streaming audio which means that it can be played while downloading. It uses several audio codecs, they range from the ones for delivering high-fidelity sound to those for recording low bitrate audio data. Although, the format was pretty popular and was used by many radio station to stream online, now it is technically inferior to other newer formats.
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.