FB2 Converter

Convert files to and from FB2 — free, online, no signup.

Drop your files here

up to 50 files at once

auto-delete in 24h · no signup · no watermark

Command Palette

Search for a command to run...

guide & FAQ below

FB2 (FictionBook 2.0) is an open XML-based ebook format created in Russia in 2004. Unlike EPUB it describes the structure of a book (chapters, epigraphs, verses) rather than its appearance, in one plain XML file. It remains hugely popular in Russian-speaking countries, and most cross-platform reading apps support it.

Full nameFictionBook 2.0
DeveloperFictionBook community
Released2004
TypeEbook format
Typical useebook libraries in Russian-speaking regions
MIMEapplication/x-fictionbook+xml

Convert from FB2

Convert to FB2

Frequently asked questions

How do I open a FB2 file?

FB2 (FictionBook 2.0) is an open XML-based ebook format created in Russia in 2004. Unlike EPUB it describes the structure of a book (chapters, epigraphs, verses) rather than its appearance, in one plain XML file If a device refuses to open it, the fastest fix is converting it to a more universal format with the converter above.


Is converting FB2 files free?

Yes — 10 conversions a day with files up to 200 MB, free, with no signup and no watermarks.


FB2 Converter - Convert FB2 Files Online | Filevo