How to Convert M4B to MP3 on Mac

This guide will show you what is M4B and where it is used. Most importantly, it will detail methods on how to convert M4B to MP3 on Mac. If you need to convert M4B files to another format, read on and you will know how to do it.

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Updated on May 24, 2024

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M4B is the most popular format for playing audiobooks on iTunes. Because it allows you to read M4B audiobooks from marked pages rather than starting from the beginning. However, if you want to listen to M4B audiobooks anyplace without being limited by media players, then converting M4B to MP3 is an excellent answer, since MP3 is the most popular audio format.

What Is M4B and Where Is It Used

An M4B file is a type of audiobook that is commonly used by Apple iTunes and Apple Books. It contains audio in MPEG-4 format that has been compressed with AAC compression. M4B files are almost identical to.M4A files, with the exception that they support book-related functionality like chapter breaks and bookmarking.

Apple uses FairPlay DRM to copy-protect the M4B files it provides. This implies that M4B files downloaded through iTunes or Apple Books can only be played on authorized PCs and Apple devices via iTunes or Apple Books.

The Advantages of MP3 Over M4B

The primary benefit of MP3 files is that they are completely unprotected and are thus supported by all hardware media players and devices. Users can store more audio files on their discs or devices because of the smaller size of mp3. Simultaneously, it now takes much less time to download and upload files. The files can be simply exchanged using either an online (Internet) or a physical medium (USB). M4B files frequently have DRM copyright protection, which limits access to only authorized systems and devices. Additionally, there are restrictions on access between accounts.

How to Convert M4B to MP3 on Mac

There are three common ways for you to convert M4B to MP3 on Mac. Specify your need and apply one of them to convert M4B to MP3 with ease.

Method 1. Using Online Audio Converter - Zamzar

Zamzar convert m4b to MP3 for free on Mac. It can function with any operating system and supports over 1200 file formats. Furthermore, you accomplish all of your conversions in less than 10 minutes. However, the uploaded file cannot be larger than 150 MB. If you want to convert large video files, you need to use another converter.

Here's how to convert M4B online with Zamzar.

Step 1. Open "Zamzar" and select "Add File" to import the M4B file.

Step 2. Select the file format you wish to convert to and then click the "Convert Now" button.

Step 3. It will then begin the conversion process. All you must do is wait. Then, click the "Download" button to save the converted file to your device.

How to convert M4B to MP3 online

Method 2. Using Apple Music

The best way to convert Mac M4B to MP3 is to remove the DRM protection imposed on the files, as this is the main cause of the failure to play outside of the iTunes Library. To accomplish this, Apple Music Converter is the finest tool to use.

Apple Music Converter is a professional DRM removal service that allows customers to effortlessly unlock the protected content on Apple Music, iTunes songs and audiobooks, and Audible books. Supports 10X quicker conversion and download of music and audiobooks. This preserves the original quality and ID3 information of the audio files for offline playback and management.

Following are the steps to convert M4B to MP3 through apple music:

Step 1. Download and install "Apple Music Converter" and "iTunes."

Step 2. Choose which "M4B audiobooks" to convert.

Step 3. Select MP3 as your output format.

Step 4. Start "Converting M4P to DRM-free MP3."

How to convert M4B to MP3 with Apple Music

Method 3. Using EaseUS Video Converter

EaseUS Video Converter is an astonishing and consistent video converter as well as an audio converter for you. You may simply convert M4B to MP3 by converting files between practically all popular audio/video formats. You can also input a file or folder of M4B audiobooks to convert to MP3 if necessary. Once completed, it allows you to alter audio quality parameters such as bitrate and channel. Most crucially, due to its lightning-fast conversion and GPU acceleration technology, the conversion procedure is 30X faster.

In addition to audio files, it also supports video to video, video to audio, and audio to video file conversions. Thus, when you need to convert M4V to MP4 on Mac, convert MP4 to MP3 on PC, or convert AAX to MP3, you can all let the tool help.

Following are the steps to convert M4B to MP3 through the Easeus video convertor:

Step 1. Launch EaseUS Video Converter on your computer and select the "Audio Converter" option from the left pannel. Then, add or drag your audio files to the conversion area.

Import audio file

Step 2. Click on the Settings icon to bring up a new window, from where you can select "Audio" from the top menu. Then, you can choose MP3 or other audio formats as the output format. Additionally, you are able to select the quality according to your needs. 

Output settings

Step 3. Then go back to the former interface, and click on the "Convert All" button to start the conversion.

Start conversion


The above methods show the best ways to convert M4B to MP3 on your device. EaseUs Video Converter is the best option to complete the task, as it can also convert a file or folder at a faster speed than other converters into MP3. MP3 significantly decreases the size of an audio file without reducing fidelity or perceived audio quality. MP3 is also supported by any multimedia player.

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