Click the «Choose files» button and select the M4B files you want to convert to MP3.
Select «MP3» as the target format. Click «Convert» to start converting M4B to MP3. It only takes a few seconds.
Done! Your M4B file has been converted to MP3 format. You can download it to your device.
Audiobook and podcast files also contain metadata, chapter markers, images, and hyperlinks, more commonly use the M4B extension. M4B files most commonly use AAC (Advanced Audio Codec).
MP3 is an audio coding format for digital audio which uses a form of lossy data compression. It is a common audio format for consumer audio streaming or storage and a de facto standard of digital audio compression for the transfer and playback of music on most digital audio players.
| 🔁 Conversion | M4B to MP3 |
| ⏱ Time to convert | 20 seconds |
| 💳 Cost | Free |
| 📂 File types | Audio |
| ✳️ File extensions | .m4b, .mp3 |
| 📏 File size limit | 75 MB |
| 👩💻 Supported OS | Windows, Linux, MacOS, iOS, Android |
You don't need to download and install any software to convert .m4b files to .mp3 format. All conversions take place in the cloud.
Your files are completely safe and accessible only to you. All files will be permanently deleted within 2 hours after conversion.
Convert your m4b files to mp3 in 2 clicks. And don't pay anything for it! Our M4B to MP3 Converter is free for all users.