Convert M4B to FLV Online — Free
Fast, free M4B to FLV converter. No registration required.
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How to Convert
Upload your .m4b file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .flv file when it's ready.
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
What is FLV?
FLV is a container format used to deliver video over the Internet using Adobe Flash Player. While Flash is deprecated, many legacy videos still use this format.
Format Details
- Full Name
- Flash Video
- Extension
- .flv
Key Features
- Small file size
- Fast streaming
- Legacy support
- Web delivery
M4B vs FLV
| Feature | M4B | FLV |
|---|---|---|
| Full Name | MPEG-4 Audiobook | Flash Video |
| Extension | .m4b | .flv |
| Best For | Chapter support | Small file size |