How to Convert AAX to MP3 on Windows and Mac without Losing Quality

Lisa Ou

April 02, 2020 17:00 / Posted by Lisa Ou

When you get some files from some audio books, you should be familiar with the AAX audio format. It is an audio format developed by Audible, which is one of the most popular audiobook providers online. In order to listen to the AAX audio for other devices, you have to convert AAX to MP3.

There are 3 different AAX audio formats to store audio books, including AA, AAX and AAX+. All of them are encrypted with the Digital Right Management in order to prevent unauthorized uses. Most devices and media players cannot decode AAX. It is another important reason that you need to convert AAX file to MP3.

How to Convert AAX to MP3 on Windows and Mac without Losing Quality

1. What Is AAX File And Why You Need to Convert It

AAX is the file extension associated with the Audible enhanced format. It is an exclusive audiobook format developed by Audible. Unlike standard audio formats, AAX file is multimedia digital audiobook including images, links, videos and timeline. Here are the reasons that you should convert AAX to MP3 as below.

  1. AAX is not compatible with most of the devices. In order to listen to the audio book on other devices, you have to convert AAX to MP3.
  2. When you need to storage more audio books on iPhone, Android phone, you need to reduce the file size of the AAX instead.
  3.  The digital encryption of the AAX file can only be used for a certain device only, you have to convert AAX to MP3 to remove the protection.
aax to mp3

2. How to Convert AAX File to MP3 on Computer with Video Converter

Just as mentioned above, the digital encryption is the most important when you need to convert AAX to MP3. FoneLab Video Converter Ultimate is an all-in-one video converter that converts AAX to different audio and video formats. Moreover, you can also edit and enhance the media files with ease.

  1. Convert AAX audiobooks to MP3 and other formats within a single click.
  2. Extract the MP3 audio from AAX audiobook without copyright protection.
  3. Provide extensive audio editing tools, like trim, split, merge and more.
  4. Pre-listen to audiobooks in AA/AAX with the built-in media player.

How to Convert AAX to MP3 on PC and Mac

Install AAX to MP3 converter

After downloading audiobooks from Audible, you can install and launch the AAX to MP3 converter on your computer. Click the Add File menu to open the AAX files. Alternatively, drag and drop the audiobook files into the main interface to load them.

aax to mp3 converter

Set MP3 as output format

Make sure to select MP3 from the Profile drop-down list and set a folder in Destination by hitting the Browse button. Of course, you can also adjust the different parameters, such as the audio codec, bitrate, channels and more others for the audio file.

choose mp3 output windows

Edit and trim the audiobook

The media player on the right side enables you to play the audiobooks. If you just want to convert a clip, click the Trim menu on the top ribbon and remove unwanted part. To merge audiobooks into one file, check the Merge into one file option at the bottom.

trim ape files

Convert AAX to MP3 format

Once you are ready, click the Convert button at the bottom right side to start converting AAX to MP3. It only takes a few minutes to process dozens of audiobooks. You can transfer the audiobook files to your iPhone or Android phone according now.

3. How to Convert AAX File to MP3 Online

As a special audio format, AAX file is not compatible with most of the online audio converters. Online Converter is one of the best AAX to MP3 converters that enables you to extract the MP3 audio files from AAX and other media formats with ease.

Open a browser on your computer, you can copy and paste the URL into the address bar, and hit Enter key to open the online AAX to MP3 converter.

Click the Choose Files button and upload the audiobook files from your computer, or even from a URL. Though the app does not have file size limit, it may crash if the audiobook is too large.

After that, you can click the Start conversion button to convert AAX to MP3 online. When the whole process is done, you can just download MP3 files to your hard drive.

online converter

4. How to Record AAX File on Computer

What should you do if you cannot convert AAX to MP3 files directly? For the audible books are protected with DRM encryption, you might not able to download or convert the AAX files with ease. In order to capture the AAX to MP3 successfully, FoneLab Screen Recorder is always a workable solution you can take into consideration.

  1. Capture and download AAX Audible books as MP3 or other format offline.
  2. Record the audio book and keep the original audio quality of the output.
  3. Advanced audio settings, such as the audio format, quality, volume, etc.
  4. Set up a recording schedule to capture the AAX audio automatically.

How to Download AAX to MP3 on Desktop

Download and install the AAX audio recorder on your computer. Launch the program to set up the output audio as MP3. Of course, you can also adjust the audio format, audio volume, audio quality and more other parameters for recording.

screen recorder homepage

Choose the Audio Recorder menu within the main interface. Turn on the System Sound option to record the AAX files of the audiobook. Make sure to turn off the Microphone option before you click the REC button to download the audio file as an MP3.

Note: If you know the length of the audiobook, set up with the Schedule option and the program will work automatically to record the AAX audio to MP3 files accordingly.

audio recorder

When the audiobook recording is done, click the Stop icon. Just preview and pre-listen to the audiobook in MP3. Hit the Save button and set a specific folder to save the MP3 file if prompted, and save the recording to your hard drive.


You should learn how to download and convert AAX to MP3 with ease from the above article. Though Audible is a popular place to discover audiobooks, it is difficult to listen to them offline. All downloaded audiobooks are encrypted with AAX format. FoneLab Video Converter Ultimate is able to convert AAX files to standard audio files as well as remove restrictions. If you cannot download audiobooks from Audible, FoneLab Screen Recorder is able to capture AAX to MP3.

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