Bulk M4B to WAV Converter Online — Free HD Quality
Drag and drop your multiple M4B files into this 100% free online M4B to WAV converter (.m4b to .wav), and click the Convert button to bulk convert them to WAV format in HD quality. Use the quality slider to fine-tune your WAV output, then download your converted files one by one or as a single ZIP — no signup and no downloads needed, and your original M4B files are removed from our servers right after. Also see:Bulk convert FLAC to ALAC.
Drop your M4B files here to convert to WAV, or click to browse
Converts .m4b to WAV (.wav) in HD quality — bulk, free, no signup
Choose FilesM4B vs WAV — File Format Comparison
See how M4B and WAV compare across file extension, MIME type, compression, and feature support. Related:Quick AIF to OGG online converter.
| Feature | M4B | WAV |
|---|---|---|
| File Extension | .m4b | .wav |
| MIME Type | audio/mp4 | audio/wav |
| Compression Type | Lossy | Lossless |
| Metadata Support | Yes | Yes |
What Is M4B Format?
MPEG-4 Audiobook — AAC audio in an MP4 container with bookmarking support, the standard format for audiobooks on Apple Books, Audible exports, and iPhone podcasts. See also:Free AC3 to FLAC - no account needed.
- Compression: Lossy
- Tags & Metadata: Supported
What Is WAV Format?
Waveform Audio File Format — Microsoft and IBM's uncompressed PCM audio standard delivering bit-perfect quality for professional recording, mixing, and archival use.
- Compression: Lossless
- Tags & Metadata: Supported