Macsome AudioBook Converter for Mac converts any Audible audio books. Converts Audible AA to MP3 or AAC files. Batch converts Audible audio books to unprotected MP3 or AAC files with ID tags preserved. It can Keep chapters and ID3 tags when you select M4A as the output format. Macsome Audiobook Converter for Mac works with Audible and sound recording technology to convert audio books, so it keeps the users on the legal side. It allows you to convert and download Audible AA/AAX audiobooks to your Mac with 60x faster speed, letting you play the audio books without limitations.