File extension m4b

Name: Audio Files

Popularity: 8

Open With: Apple iTunes

What is this m4b file?

The M4A file extension is used by used by various media player tools for identifying bookmarked file. The M4A files contain audio book data and support the transfer of film data between friends.

Name: Archive Files

Popularity: 1

Open With: Dragon UnPACKer

What is this m4b file?

The M4A file extension is archive format used in PC Game - Myst IV: Revelation. M4A file contains game data that has been compressed.