1. Click "Choose Files" button and select your AU files you would like converted.
2. Click on the “Convert to GSM” button to start the conversion.
3. When the status change to “Done” click the “Download GSM” button
To convert in the opposite direction, click here to convert from GSM to AU
What is an AU audio file? An AU (Sun Audio) file was originally developed by Sun Microsystems for use with their Sun Operating System and became widely popular as it became widely adopted across platforms and browsers such as SPARC, NeXT computer workstations, early websites, Unix-based platforms and Java systems. At first these files only stored representations of their native ...
GSM audio files are an archival format commonly used by cellular phones for recording vocal audio data during calls. Intended to serve telephony throughout Europe, GSM offers an ideal balance between file size and quality; its use includes various voice codecs that compress 3.1kHz audio down to less than 10 kbit/s. When opening and operating a GSM file on your ...
Upload a AU file, click "Convert", and use additional options to quickly modify its contents before downloading the final GSM file after processing has completed.
Our AU to GSM converter works on Windows, Mac OS, Linux, iOS and Android systems alike - our servers automatically process each file without requiring you to install plug-ins or applications!
We guarantee 100%% of the privacy and have no access to your files once uploaded/converted, making them inaccessible by anyone and completely protecting them.
