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Convert m4a to m4b

  1. Download and install the latest version of Filestar.

  2. Right click on one or more M4a file(s) on your desktop and select Convert with Filestar.

  3. Type convert to m4b in the search box.

  4. Press Convert.

What is the difference between .m4a and .m4b?

Name
MPEG-4 Audio File
MPEG-4 Audio Book File
Extension
.m4a
.m4b
Format
Binary
Binary
Category
Audio
Audio
Developer
Apple
Apple
Description
An M4A file is an audio file created in the MPEG-4 format, a multimedia container format used to store compressed audio and video data. It contains audio encoded with either the Advanced Audio Coding (AAC) codec or the Apple Lossless Audio Codec (ALAC).
It is an audiobook file compressed using .AAC algorithm based on MPEG-4 container format. It is similar to .M4A file but its denoted as an audiobook and supporting audio players can bookmark it.
MIME Type
audio/mp4
audio/x-m4a
Sample
sample.m4a
sample.m4b
Wikipedia
.m4a on Wikipedia
.m4b on Wikipedia

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