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Home > More Solutions>M4B Player: How to Play M4B Files on Windows and Mac Easily

M4B Player: How to Play M4B Files on Windows and Mac Easily

by Christine Smith • 2024-01-11 10:28:47 • Proven solutions

Are you having issues opening and playing M4B files on your Windows and Mac systems? No worries, as we are here to help you with the best solutions to make your files accessible. Learn in detail about the format, M4B player tools supporting the format, and the best conversion tools to convert the files.

Part 1. Info about M4B Files

1. What is a .m4b file?

A file with an M4B extension is a MPEG-4 Audio Book file, and iTunes majorly use the format for storing the audiobooks. The format is encoded using AAC, and though it may look like M4A format, it supports features like bookmarking and chapter breaks. 

2. Can VLC play M4B files?

If M4B files are not DRM copy-protected, they can be played using the VLC player. Thus VLC works as a compatible M4B file player.

3. How can I play .m4b files on my iPhone?

If the M4B audiobooks are purchased and downloaded directly from an iPhone, they will save to the iBooks and can be played from there. Alternatively, you can also sync and transfer the audiobooks from your iTunes account on the system. 

Several music apps for iPhone are also available that support playing M4B files.

Part 2. The Best M4B Player and Converter for Windows / Mac

Wondershare UniConverter is one of the best software that not only allows playing your M4B files but also converts them to more common formats to make them accessible by regular devices and players. Using the built-in player of this Windows and Mac-based tool, you can play the files effortlessly. More than 1000 formats and devices are supported by the player for the conversion in lossless quality and with batch processing support.

Key features of the software;

  • Play M4B files smoothly using the built-in player
  • Convert M4B to Mp3, WMA, and a host of other formats in lossless quality
  • Batch processing supported
  • Built-in editor to customize the files and optimize the parameters
  • Video download from more than 10,000 sites
  • Toolbox supporting additional features like image conversion, transfer, DVD burning, CD ripping, and more
  • Windows and Mac support

Steps to play and convert M4B files using Wondershare UniConverter:

Step 1 Launch Wondershare UniConverter and M4B files.

Open the software and choose the Audio Converter section from the main interface. Click on the + sign or the Add Files icon to add the M4B files. You can also drag and drop the files to the interface.

Launch Wondershare UniConverter and M4B files

Step 2 Play M4B file.

The added M4B files will appear on the interface. Click on the play icon at the added file thumbnail image to open and play it in a pop-up player window. Close the window when you are done playing the file.

Play M4B file 1

Play M4B file 2

Step 3 Choose the output format.

At the Output Format drop-down menu, select the desired target format from the Audio list. Keep the quality as the source file or select from the available options. 

Choose the output format

Step 4 Convert M4B files.

To start the batch conversion, click on the Start All button. The converted files on the desktop can be located from the folder selected at the File Location tab, while on the interface, they can be checked from the Finished tab. 

Convert M4B files

Part 3. Top 5 Useful M4B File Players & M4B Player Helper

The useful M4B players listed below are the programs that work as M4B player helpers by converting the files to a compatible format.

1. iTunes


iTunes is the default media management app for iOS devices. Developed by Apple, iTunes is a multi-tasking tool that works as a media player, media library, device management utility tool, and more. Using the program, all key Apple supports formats, including M4B, can be played on iOS devices.


2. TuneFab Audiobook Converter


This is a Windows and Mac-based program that allows converting M4B audiobooks to a more compatible format like MP3, M4A, FLAC, AU, AIFF, and more. All the audiobooks that can be played on iTunes can be quickly and easily converted using the program so that they can be used on several devices like PSP, iPod, and other players. Additional features include DRM removal, batch processing, fast conversion, and more. 

Steps to convert M4B files using TuneFab Converter:

Step 1 Download, install and run the program on your system. As the program is launched, iTunes will be automatically activated. (Ensure to use the same Apple ID that is used for the music subscriptions).

Step 2 Add the M4B files to the iTunes library.

Step 3 Select the Output format from the bottom-interface of the program. You can also choose the file quality and other parameters. 

Step 4 Finally, clicking on the Convert button will start the conversion process. Check the processed files from the Finished tab. 

TuneFab Audiobook Converter

3. Zamar


This is a popularly used online tool that supports conversion in an array of formats and file types, including M4B to MP3 and other key audio formats. Free to use, the program works directly from the browser and allows processing up to 50MB files at a time. Local and online files can be added. The converted files can be saved locally or can be received in an email.

Steps to convert M4B:

Step 1 Open and click on the Add Files to browse and add the M4B file. 

Step 2 Choose MP3 or other supported formats as the target file. 

Step 3 Click on the Convert Now button to start processing. Choose the option to get the file on an email if needed.


4. ConvertM4B


This is also an online tool that allows converting M4B files to MP3 quickly. Files on the system as well as from the URL can be added to the program for the process. The settings option of the program allows editing bit rate, channels, frequency, and other parameters. You can even trim and remove the unwanted file parts. Converted MP3 files can be downloaded locally.

Steps to convert M4B:

Step 1Run and click on the Add Files to import the M4B files.

Step 2At Convert to MP3 is selected as the target file. Click on the Settings icon to change the file parameters. 

Step 3Tap on the Start Conversion button to start the process.


5. CloudConvert


The files on the system, URL, Google Drive, Dropbox, and OneDrive, can be added to the program for conversion. M4B files can be converted to MP3, AAC, WMA, WAV, and other key formats. You can optimize the files by changing their parameters like codec, bitrate, and volume. The file trimming option is also there. Converted files can be saved locally or in the cloud.

Steps to convert M4B:

Step 1 Launch and the browser and click on the Select File to add the M4B files.

Step 2 At Convert to section select MP3 or any other supported target format. Click on the Settings icon to change the parameters.

Step 3 Click on the Convert button to start the process of conversion. 


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Christine Smith

Christine Smith

chief Editor

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