The audio books from Audible.com are always with DRM protected, even you have paid for them. The DRM limits users that they can't play them on many popular audio players.
To give the Audible AA more freedom, why not try to convert the Audible books to MP3 format?
Macsome Audio Book Converter is an ideal tool to convert any AA to MP3 with excellent output audio quality. What you need to do is to follow the next guide step by step and convert your purchased Audiobook to MP3 format in a minute.
Go to free download the latest version of Macsome Audiobook Converter, install and run it.
Step 1: After you lunch the software, the Audio Book Converter will auto load all the Audio books in the library of Books of iTunes. You can also go to the position where you save the Audible AA files, and drag aa, aax format to add external files.
Step 2: Set the output audio format.
Click Profile button and select the required profile in Output File Format drop-down list.
After selection, the selected format will be set for all files on the list.
Step 3: Set the Output path and folder
Click the app menu and select Preferences to customize the Output Settings by clicking Choose... to set the destination.
You can also use the the default path (/ Users/ user/ Documents/ App name), click Reveal In Finder to open the foloder.
Step 4: Start the conversion.
Click the Convert button and then the selected files will be listed in the window that pops up.
When the conversion is started, the Status will keep updating the status of the files until that the conversion finished. Please do nothing with iTunes during converting.
Step 5: Finish the conversion.
After the conversion is done, the Stop button will change to the Close button. Click the Play button shown behind the completed file to play the output files.