Convert MP3 to M4B Online for Free

  1. Click Add Your Media and upload your MP3 file.

  2. Make sure that the output format is set to M4B.

  3. Click Convert.

Popular converters:

4.7 (18,952 reviews)
Available translations: EN, DE, FR, IT, ES, PT, NL, PL, JP, KR, ZH
Convert to

How to convert MP3 to M4B using Movavi Converter

If you need to convert multiple files or your file is too large for the online converter, try the desktop alternative. The Movavi converter is a versatile audio, video, and image format changer. It deals with over 180 file formats, can convert files in bulk quickly, with high output quality and resolution. Its SuperSpeed mode gives you the fastest conversion speed and no quality loss. It has versions for both Windows PC and Mac and is really lightweight, allowing you to process photos, movies, and music files even on a weak computer.

How to convert MP3 to M4B fast and easy? Read the guide below to find out!

Step 1. Download and install the Movavi converter

How to use a file converter? First, download the version of the software for Microsoft Windows or Macintosh, launch it, and proceed following the on-screen instructions. When the app is installed to your computer, it will run automatically.

Step 2. Add your MP3 files

Locate the MP3 files you want to convert and drag-and-drop them into the program’s window. The application can convert big batches of files – there’s no limit to how many files you can transfer at once.

Step 3. Select M4B as the output format

In the Formats menu, select the file type you want to turn your media into and choose the target format for the files. Also, you can change the conversion settings: choose a different bitrate, resolution (including HD, Ultra HD, and even 4K), codec, etc. Pay attention to the SuperSpeed label: it indicates that the conversion will be performed with a very high speed and without losing quality.

Step 4. Convert MP3 to M4B

To specify the output folder, click the Save to button. Hit the Convert button to launch the process. When the converting is done, the new media files will be saved to the chosen folder.

Now you know how to change the file format using the Movavi converter. WIth this tool, you can also reduce the file size, cut out clips from videos, crop pictures, and create animations from your favorite movies. Get the free trial version and test it out!

MP3 and M4B are two distinct audio formats, each with unique roles and advantages. Understanding the differences between them and the reasons for converting between MP3 and M4B can be valuable for those managing their audiobook collections. Here, you’ll also learn how to convert MP3 to M4B online.

MP3, or MPEG-1 Audio Layer 3, is a widely used audio format known for its efficient compression. It reduces file sizes while maintaining reasonable audio quality. MP3 files are commonly used for music distribution, portable players, and online streaming. are commonly used for music distribution, portable players, and online streaming.

M4B is a file format specifically tailored for audiobooks. It is based on the MPEG-4 Part 14 standard and supports audiobook-specific features like chapter markers, bookmarks, and metadata. M4B files are associated with audiobook content and are compatible with various audiobook players and platforms.

The primary difference between MP3 and M4B lies in their intended use and functionality. MP3 is a versatile audio format suitable for various audio content, while M4B is optimized for audiobooks. M4B's support for features like chapter navigation and bookmarking enhances the audiobook listening experience.

To convert MP3 to M4B online for free can be beneficial if you have audiobook content in MP3 format that you want to organize and enhance. M4B's specialized features make it a superior choice for managing and enjoying audiobook collections.

This transformation enables you to fully utilize the features of your audiobook player, simplifying the process of navigating and enjoying extensive audio recordings.

To recap, having insight into the distinctions between MP3 and M4B and recognizing the appropriate moments for converting your files can significantly enhance your audiobook listening experience. Whether you're an audiobook enthusiast or simply seeking better audiobook management, the option to convert MP3 to M4B for free online provides a valuable tool for optimizing your audio content.

What is MP3?

Full name

MPEG-1 Audio Layer III

Format type

Audio

Developed by

Specialists from Fraunhofer Society

Description

The MP3 format was created in 1991, and its specification was published in 1993 as a part of the MPEG-1 standard. Originally, MP3 was made as a proprietary format, but now it is free to use by anyone. MP3 matured into the most widespread audio format in the world. It is probably not possible to find a program that can’t open and play MP3s. But technologies are always developing, and many broadcasting companies now prefer other file types with better compression and less sound quality reduction.

File extension

.mp3

Technical details

MP3 (MPEG-1 Audio Layer III or MPEG-2 Audio Layer III) is a format for the lossy compression of sound. The quality and size of MP3 files are defined by their bitrate. So, if you’re wondering how to compress your audio files while keeping the quality, consider converting them to MP3 with a bitrate of 192 kbit/s or higher. Then you probably won’t be able to hear any difference in the playback.

Associated programs

Almost any multimedia program

What is M4B?

Full name

MPEG-4 Audiobook File

Format type

Audio

Developed by

Apple

Description

Apple created the M4B format for playback of audiobooks, radio programs, and podcasts. The main feature that distinguishes the M4B file type is that the files support the use of bookmarks, so the listener can return to a previously defined point. If you’re wondering how to open M4B audio tracks, refer to the associated programs below.

File extension

.m4b

Technical details

Files with the M4B specifications are exclusively encoded with either lossy AAC or the Apple Lossless codecs. The contents of an M4B file can be protected with DRM (Digital Rights Management). In this case, users will need a corresponding (possibly fee-based) license to play these M4B audio tracks.

Associated programs

iTunes, QuickTime Player, Windows Media Player, and VLC

Join for how-to guides, speсial offers, and app tips!