Convert MOBI to FictionBook Online — Free
Fast, free MOBI to FictionBook converter. No registration required.
Conversion settings — add a file to adjust
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How to Convert
Upload your .mobi 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 .fb2 file when it's ready.
What is MOBI?
MOBI is an ebook format used by Amazon Kindle devices. While Amazon now prefers EPUB, MOBI remains compatible with older Kindle models.
Format Details
- Full Name
- Mobipocket eBook
- Extension
- .mobi
Key Features
- Kindle compatible
- DRM support
- Ebook standard
- Amazon format
What is FictionBook?
FB2 is an XML-based ebook format popular in Russia and Eastern Europe. It provides structured document markup with support for images, footnotes, and formatting.
Format Details
- Full Name
- FictionBook
- Extension
- .fb2
Key Features
- XML structured
- Ebook format
- Footnote support
- Open format
MOBI vs FictionBook
| Feature | MOBI | FictionBook |
|---|---|---|
| Full Name | Mobipocket eBook | FictionBook |
| Extension | .mobi | .fb2 |
| Best For | Kindle compatible | XML structured |