Video to M4B Converter

Extract audio from any video file and convert to M4B format. Fast, free, and completely private.

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About M4B

M4B

MPEG-4 Audiobook

M4B is an audiobook format based on MPEG-4. It supports chapters, bookmarks, and is the standard format for iTunes and Audible audiobooks.

Extension
.m4b
Developed By
Apple Inc.
Released
2001
Compression
Lossy

Typical Use Cases

AudiobooksPodcasts with chaptersLong-form audio content

Pros

  • • Chapter support
  • • Bookmark support
  • • Good compression

Cons

  • • Limited to Apple ecosystem
  • • Not universal
  • • Requires specific players

Supported Video Formats

MP4 → M4BMKV → M4BAVI → M4BMOV → M4BWebM → M4BFLV → M4BWMV → M4B3GP → M4B