Thank you for contacting us.
To remove convert audible to mp3, please use Epubor Audible Converter>>https://www.epubor.com/audible-converter.html
Epubor Ultimate doesn't handle audiobook, but only ebook.
Any more problems, please feel free to contact us via support@epubor.com
I was successful with the test-version.
Today i bought the epubor-ultimate-version. Please help.
Gerd