AudioBo, a native macOS app that simplifies converting audio files into M4B audiobooks on the Mac App Store, is designed to simplify the process of converting M4 B files. The app can import audiobook metadata from Audible, Apple Books, and Google Books to fill in cover art, book info, and chapter names with a single click. It also provides a clean and compliant container that works well in Apple Books or any app that can play M 4B files. AudioBo can handle technical issues such as chapter support, bookmarks, and resume behavior depending on app usage. It is available for one-time purchase on the mac App Store for $9.99 and is available on the free download.