Audio Conversion
Convert OGG to M4B Online — Free
Fast, free OGG to M4B converter. No registration required.
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How to Convert
1
Upload your .ogg file by dragging it into the upload area or clicking to browse.
2
Choose your output settings. The default settings work great for most files.
3
Click Convert and download your .m4b file when it's ready.
What is OGG?
OGG is an open-source audio format using the Vorbis codec. It offers quality comparable to or better than MP3 and is royalty-free.
Format Details
- Full Name
- Ogg Vorbis
- Extension
- .ogg
Key Features
- Open source
- Royalty-free
- Good compression
- Streaming support
What is M4B?
M4B is the MPEG-4 audiobook format used by Apple iTunes and many audiobook platforms. It supports chapter markers, bookmarking, and AAC compression for efficient audiobook delivery.
Format Details
- Full Name
- MPEG-4 Audiobook
- Extension
- .m4b
Key Features
- Chapter support
- Bookmark resume
- iTunes compatible
- AAC compression
OGG vs M4B
| Feature | OGG | M4B |
|---|---|---|
| Full Name | Ogg Vorbis | MPEG-4 Audiobook |
| Extension | .ogg | .m4b |
| Best For | Open source | Chapter support |
Frequently Asked Questions
Yes. You can convert up to 5 files per day completely free, with no watermark or registration required.
Most files convert in under 30 seconds. Larger files (over 500MB) may take 1-3 minutes.
No. Our converter uses optimized encoding settings by default to preserve the original quality.
Free users can convert files up to 100MB. Pro users can convert files up to 2GB.
Yes. Our converter works in any modern web browser on any device.