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Open MP4B file

MP4B files: what are they and how do I open them?

mp4b file icon Are you facing difficulties opening unknown files on your computer, or wondering exactly what this file is?
We've got the information and best software solutions for opening these files effortlessly.

MPEG-4 Audio Layer bookmarkable data

The mp4b file extension is related to the MPEG-4 Audio Layer bookmarkable file format used by Apple QuickTime.

Further details:

The mp4b file format is similar to files using m4a file extension.

The difference is however, that the mp4b files can be bookmarked and thus are mostly used for audio books, podcasts and any other audio work.

The default file extension for MPEG-4 Audio Layer bookmarkable file is m4b.

Open file with:

Apple QuickTime for Mac

As multimedia framework for Mac OS X

What is the meaning of a file extension?

File extensions are characters that appear after the dot in a computer file's name. For example, the file "unknown-file.mp4b" has the file extension "mp4b". This is used to identify which program should open the file or what file type it is.
File extensions help you organize and manage files. They provide a quick and easy way to identify and associate the file type with the appropriate software.

We can help you open your file

In our database, we have collected a huge number of different file extensions, detailed descriptions, and programs that can be used to open or otherwise work with the file extensions listed in our database.
This database is an invaluable resource for users who want to understand better file extensions and what they can do with them. It also allows users to know different file types with the same purpose.

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