.M4B File Overview

File Extension:	M4B
File Type Description:	MPEG-4 Audio Book File
File Type Developer:	Apple
Primary Associated Software:	Microsoft Windows Media Player
Primary Software Developer:	Microsoft Corporation

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Home File Types Audio Files M4B

What is File Extension M4B?

The M4B file extension is a MPEG-4 Audio Book File file developed originally by Apple for Apple iTunes. Commonly, MPEG-4 Audio Book File files are found on user computers from China, and on PCs running the Windows 10 operating system. Google Chrome is their primary internet browser for the bulk of these users.

Associated Developers and Software

	Roxio Creator NXT Pro 5 by Roxio
	Microsoft Windows Media Player by Microsoft Corporation
	Nullsoft Winamp by Nullsoft
	Apple iTunes by Apple

Top M4B User Languages

Top M4B File User Browsers

Desktop Friendly?

Mobile Friendly?

Top User Operating Systems


Windows 10	Windows 11	Windows 6	Windows 8.1

Associated Operating Systems

	Windows
	Mac
	Windows Phone
	iOS
	Linux

Other File Types Related to M4B Files

Extension	File Type Developer	File Category	File Type Description
.EXC	Lionhead Studios	Game Files	Black & White Zone File
.BOOK	Adobe Systems Incorporated	Data Files	FrameMaker Book File
.BTR	Pervasive Software	Database Files	Btrieve Database File
.STATE	Microsoft Corporation	Data Files	Windows Photo Gallery User Data
.ASM	Open Source	Developer Files	Assembly Language Source Code File
.PBR	Sybase, Inc	Data Files	PowerBuilder Resource File
.850	Microsoft Corporation	Data Files	Visual FoxPro 98 Data
.DTD	Syncro Soft	Developer Files	Document Type Definition File
.IAF	Microsoft Corporation	Settings Files	Outlook Internet Account File
.MRT	Stimulsoft	Developer Files	Stimulsoft Report File