M4B Converter

Convert audio files to M4B or from M4B to other formats online for free.

What is an M4B Format?

M4B (MPEG-4 Audio Book) is a digital audio format specifically designed for audiobooks and spoken content. It typically uses AAC (Advanced Audio Codec) for encoding audio. It has some advanced features such as chapter markers, bookmarks, resume playback, and metadata support. M4B is the standard format for audiobook distribution on Apple devices. It’s especially suitable for audiobooks, podcasts, and other spoken audio content.

Upload file

Select the audio file you want to convert

Select format

Select the output format

Download file

Download your file once the conversion is done

Supported Audio Formats

Convert M4B to other audio file types

AhaConvert M4B converter can convert your M4B files to these other formats:

M4B to MP3

M4B to M4A

M4B to WAV

M4B to AAC

M4B to WMA

M4B to OGG

M4B to MP2

M4B to FLAC

M4B to M4R

M4B to OPUS

M4B to AIFF

M4B to AMR

M4B to ALAC

M4B to AIF

M4B to OGA

M4B to 3GA

M4B to AIFC

M4B to CAF

Convert audio files to M4B format

AhaConvert audiobook M4B converter can convert audio files to the M4B format:

MP3 to M4B

M4A to M4B

AAC to M4B

WAV to M4B

OPUS to M4B

WMA to M4B

OGG to M4B

MP2 to M4B

FLAC to M4B

M4R to M4B

AIFF to M4B

AMR to M4B

ALAC to M4B

AIF to M4B

OGA to M4B

3GA to M4B

AIFC to M4B

CAF to M4B

Frequently Asked Questions

AhaConvert is a user-friendly online tool that allows you to easily convert audio files between the M4B format and other audio formats.

No, M4B and MP4 are not the same. M4B is optimized for audiobooks and spoken content, mainly used within the Apple ecosystem. MP4 is a versatile multimedia format used for video and audio, widely compatible across virtually all devices.

Yes. This M4B converter is totally free. There’s no need for software installation or registration.

1. With this M4B to MP3 converter, drag & drop your files to the dashed box or click “Choose Files” to upload your M4B file(s) from the local folder or online URL(s).
2. Click “Start Conversion” to enable the conversion process.
3. Click “Download” to download the MP3 file once the conversion is finished.

This AhaConvert M4B converter is entirely safe. Your uploaded files are fully protected with 256-bit SSL encryption. And they will be automatically deleted within 24 hours.

Of course. AhaConvert is a mobile-friendly online tool. You can use AhaConvert on your smartphone.

More Powerful Features

Related tools

AhaConvert can convert your files to these related formats:

Video Format

Image Format

Audio Format

Document Format

Security and Privacy

At AhaConvert, your files are protected with enterprise-grade security. We use 256-bit SSL encryption during transfer, store your data in a secure cloud environment, and guarantee automatic deletion within 24 hours. We fully respect your privacy – we will not view or share your files under any circumstances. Make sure your files are protected at every step, from upload to conversion.

SSL encrypted transmission

Automatically deleted within 24 hours

Privacy protection

Secure cloud storage