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* What’s .aa: .aa is a Digital audio format used by Audible to store audio books; designed for storing spoken word audio and supports chapter markers, bookmarks, etc.
* What’s .aax: A .aax file extension is a Audible Enhanced Audiobook File file which is a type of audio file, which is audio embedded with other features, such as images, graphs, maps, or links.
* What's .m4b: .m4b is 100 percent identical to .m4a format, but just with different name. So, .m4b is, like .m4a, an audio file wrapped within MPEG-4 container format. The audio encoding can be virtually anything, but most collomly used encoding for both, .m4a and .m4b, files is the AAC.
Yes, with the professional software - Noteburner Audiobook Converter for Mac, you can make the work as easy as a pie! With it, you can easily remove DRM from Audible .aa or .aax file and convert . aa to .m4b files in batch conversion mode.
Step 1. Launch Noteburner Audiobook Converter.
Step 2. Go to Preference to make the output setting.
Set the output format as m4b.
Step 3. Import .aa audiobook files to iTunes.
Step 4. Add files to Noteburner Audiobook Converter for Mac from iTunes.
Click Add button, you will see the files available in the popup dialog,
Select the .aa file you want to convert and click the OK button. Then all files you selected will show in the File list. If you have a large number of files, you can input the file name in the search box to add it quickly.
Step 6. Click Convert button, All audiobook files can be converted quickly.
If you want to keep chapters in output aac (. m4b) files, you just need to make some settings in the program. Please follow the steps on how to keep chapters in output AAC files.
Noteburner audiobook converter can not only help you convert the DRM .aa audiobooks to .m4b, but also it can convert .aa to mp3.
* Free download .aa to .m4b Converter Mac
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