AAXC to MP3: How to Convert Audible AAXC to MP3

By Noah Brown

Updated on November 30, 2020

All bookworms who prefer to listen to audiobooks are all familiar with Audible. As the world’s largest seller and producer of audiobooks, Audible boasts more than 300,000 titles to its name. Meanwhile, with an impressive array of celebrity narrators and a wide range of unique features, it brings lots of convenience to users.

However, to prevented books from being encrypted, Audible releases a new format called AAXC. Inevitably, the change of audio file format from Audible has influenced the playing of Audible audiobooks for some Audible users. It doesn’t matter, and today, here we’ll introduce a method to help you convert Audible AAXC to MP3 for playing without limits.

convert aaxc to mp3

Part 1. What is AAXC Format?

The AAXC file extension is a multimedia digital audiobook format developed by Audible, and it is used by audiobooks available from Audible. This format is similar to the standard audiobook file types such as AA and AAX files, but it can be considered as an enhanced format of AA and AAX files. Not surprisingly, those audiobooks downloaded from the new Audible app for Android or iOS would be saved in the format of AAXC file extension.

Audiobooks in AAXC format can only be opened with the device supported by Audible. Thus, the new format has successfully prevented Audible audiobooks from being encrypted. Some people make attempts to rename the extension of the file in the format of AAXC, but it was useless. In fact, only special audio conversion software can completely change a file from one type of file to another.

Part 2. How to Convert AAXC to MP3

Listening to an enhanced audible audiobook would be like listening to the narrator from a recording booth. Therefore, audiobooks in AAXC format will not degrade the listening of audiobooks. The only shortcoming is that you’re only allowed to play AAXC files within the Audible app. However, Audible is only suitable for playing audiobooks. It would not support to manage your audiobooks.

To get you to manage and enjoy your Audible books better, a better choice is to convert Audible AAXC to MP3. It’s not easy to convert AAXC to MP3 from Audible, but Tunelf Audio Converter reduces your burden. It has powerful and professional features in aspects of converting Audible audiobooks losslessly. With this program, you can remove DRM from Audible and convert Audible books to MP3.

audio converter box for windows

What Can You Get from Tunelf Audible Audio Converter?

  • Remove the built-in protection from Audible, Apple Music, and iTunes
  • Convert Audible AAX or AA books to MP3, FLAC, AAC, M4A, M4B, WAV
  • Cut large Audible or iTunes audiobooks into small segments by chapters
  • Keep audios with ID3 tags and lossless audio quality at 30× faster speed

Section 1: Save AAXC Books as AAX or AA

Before conversion, you need to download your purchased books from Audible first and save them as AAX or AA files. To download Audible books to the format of AAX or AA, you should download them from your computer instead of the Audible app for Android or iOS.

save audiobooks as aax

1) Navigate to www.audible.com and sign in with your personal Amazon account.

2) Then switch to Library to browse all your audiobooks purchased from Audible.

3) Now select the audio quality as “Enhanced” or “Format 4” for your target books and download them to your computer. For more download information, read the post about How to Download Audible Books on Multiple Devices.

Section 2: Convert Audible Books to MP3

Prepare for installing Tunelf Audio Converter to your computer by clicking the Free Download button from the above box, and you could choose the version depending on your operating system. Then perform the steps to initiate the conversion of Audible to MP3.

Step 1 Import Audible files to Tunelf

add audio files to converter

Once launching Tunelf Audible Audiobook Converter on your computer, you can drag and drop your titles downloaded from Audible to the conversion interface or click the Add button at the top of the interface to choose titles you want to convert.

Step 2 Choose output format as MP3

select output format

To set the output format as MP3, you need to click the Format panel at the bottom right of the main interface. It will pop up a new window where you can choose MP3 as the output format and customize other audio parameters including bit rate, sample rate, audio codec, and channel for ensuring the output audio quality.

Step 3 Convert Audible books to MP3

convert apple music

Now just click the Convert button at the bottom right of the main interface then Tunelf program will start to remove DRM from Audible and convert Audible to MP3 and save them to your specific folder. After conversion, you can hit the Converted icon to browse all the unprotected Audible MP3 books.


Audible is, without a doubt, the best audiobook service right now. While there also exists a shortcoming that you can only play audiobooks within the Audible app, it’s tough for you to listen to them from your liked devices. For using Tunelf Audio Converter, you get to convert Audible to MP3, then you can enjoy your books without a limit.

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