Convert M4B to WAV

Convert M4B files to WAV format online for free. No upload required, 100% private.

Upload File

Drag and drop audio files here, or click to select

🔒 Your files are processed locally in your browser. Nothing is uploaded to our servers.

M4BWAVQuality Note

Converting from M4B (lossy) to WAV (Uncompressed) will increase file size but will NOT improve audio quality. The quality lost during the original compression cannot be recovered.

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

About WAV

WAV

Waveform Audio File Format

WAV is an uncompressed audio format that preserves full audio quality. It is the standard format for professional audio editing and CD-quality audio.

Extension
.wav
Developed By
Microsoft & IBM
Released
1991
Compression
Uncompressed

Typical Use Cases

Professional audio editingMusic productionSound effectsArchival

Pros

  • • Lossless quality
  • • Universal compatibility
  • • No encoding artifacts

Cons

  • • Very large file size
  • • Not suitable for streaming
  • • No native metadata support