ConverterFactory is a free & online convert M4A to AU file in the cloud, you can easily and quickly use our convert services via browser for PC, mobile or pad, and we also support convert of over 140+ audio, video, document, image and more file formats.
Before preparing to convert m4a documents, we need to choose a computer, mobile phone, PAD comes with Chrome, Edge, Safari and other browsers, and enter https://converterfactory.com/m4a-to-au website to open the m4a to au conversion page.
STEP 1
Choose M4A files to upload to ConverterFactory website for conversion
STEP 2
Select the target output AU format for conversion
STEP 3
Download the converted AU file