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Convert m4b to av1

  1. Download and install the latest version of Filestar.

  2. Right click on one or more M4b file(s) on your desktop and select Convert with Filestar.

  3. Type convert to av1 in the search box.

  4. Press Convert.
convert m4b to av1

What is the difference between .m4b and .av1?

Name
MPEG-4 Audio Book File
AOMedia Video 1
Extension
.m4b
.av1
Format
Binary
Binary
Category
Audio
Video
Developer
Apple
Alliance for Open Media
Description
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.
An open, royalty-free video coding format designed for video transmissions over the Internet.
MIME Type
audio/x-m4a
video/av01
Sample
sample.m4b
sample.av1
Wikipedia
.m4b on Wikipedia
.av1 on Wikipedia

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