M4B to WAV Converter
Convert M4B audiobooks to WAV for audio editing, production, and transcription. Process securely and download your audio free.
Drop your M4B files here
Up to 500MB per file.
Files are encrypted and auto-deleted after conversion
How to Convert
- 101
Upload your M4B files
Drag and drop or select M4B files from your device. You can upload multiple files at once.
- 202
Configure Output
Choose an audio quality setting to balance sound quality and file size.
- 303
Download WAV files
Once conversion finishes, download your files individually or as a compressed ZIP archive.
Why convert M4B to WAV?
M4B is an MPEG-4 audiobook format used by Apple Books and compatible spoken-word listening applications. Converting it to WAV creates a commonly uncompressed audio container suited to editing and production workflows, ready for workflows that use the destination format.
WAV opens in major audio editors, media players, digital audio workstations, and operating systems.
Related audio converters
Frequently Asked Questions
How do I convert M4B to WAV?
Add your M4B file, start the conversion, and download your completed WAV file. No account is required.
Which M4B files can I convert?
This converter works with Apple Books audiobooks, spoken-word recordings, audiobook libraries, and compatible M4B files. The audio is prepared as a genuine WAV file for compatible players and applications.
Can I convert an audiobook for everyday listening?
Yes. M4B audiobook and spoken-word recordings become a ready-to-use WAV file for audiobook chapters, spoken-word recordings, lectures, and listening libraries.
What kind of WAV audio is created?
Your M4B recording is written as uncompressed 16-bit PCM audio, ready for detailed playback, editing, production, and audio-library workflows.
Where can I use the converted WAV file?
WAV opens in major audio editors, media players, digital audio workstations, and operating systems.
Is M4B to WAV free and secure?
Yes. Files are transferred over an encrypted connection, processed securely, and automatically deleted shortly after conversion. No account is required.