How do I convert EPUB to FB2?

Drop your EPUB file onto the converter above, make sure FB2 is selected, and click Convert. When it's done, download the FB2 file — it usually takes a few seconds.

Is it safe to convert EPUB to FB2 here?

Yes. EPUB to FB2 conversion happens entirely inside your browser using WebAssembly, so your file is never uploaded to any server.

Is the EPUB to FB2 converter free?

Yes — free with no watermark. Signed-out visitors can convert 25 files a day, and a free account raises that to 250.

Will converting EPUB to FB2 reduce quality?

No — FB2 preserves the content of your EPUB file as faithfully as the format allows.

Can I convert multiple EPUB files at once?

Yes. Add up to 5 files at a time without an account, 10 with a free account and up to 500 on paid plans, then download them individually or as a single ZIP.

Can I convert FB2 back to EPUB?

Yes — use our FB2 to EPUB converter. Note that converting back and forth between formats can't recover detail lost to lossy compression.

FB2→EPUB EPUB→PDF PDF→FB2 EPUB→DOCX DOCX→FB2 EPUB→TXT EPUB→MOBI CSV→FB2 EPUB→HTML TXT→FB2 EPUB→Markdown MOBI→FB2 EPUB→AZW3 EPUB→ODT EPUB→RTF EPUB→LaTeX EPUB→IPYNB EPUB→reST EPUB→Typst EPUB→AsciiDoc EPUB→Org EPUB→MediaWiki EPUB→OPML EPUB→LIT EPUB→DocBook EPUB→PDB EPUB→Textile EPUB→JATS EPUB→Man HTML→FB2 Markdown→FB2 AZW3→FB2 ODT→FB2 RTF→FB2 LaTeX→FB2 IPYNB→FB2 CBZ→FB2 CBR→FB2 AZW→FB2 TSV→FB2 reST→FB2 Typst→FB2 Org→FB2 MediaWiki→FB2 OPML→FB2 LIT→FB2 DocBook→FB2 PDB→FB2 PNG→JPG JPG→PNG PNG→WebP JPG→WebP WebP→PNG WebP→JPG HEIC→PNG HEIC→JPG MP4→MP3 PNG→JPEG JPG→JPEG JPEG→PNG JPEG→JPG PNG→PDF JPG→PDF PDF→PNG PDF→JPG HEIC→WebP MP4→WebP PDF→DOCX DOCX→PDF JPEG→WebP WebP→JPEG PNG→GIF JPG→GIF GIF→PNG GIF→JPG MP4→MOV MOV→MP4 WebP→PDF HEIC→JPEG WebP→GIF GIF→WebP HEIC→PDF MP3→WAV WAV→MP3 JPEG→PDF PDF→JPEG SVG→PNG SVG→JPG HEIC→GIF MOV→MP3 MP4→GIF GIF→MP4 JPEG→GIF GIF→JPEG PNG→AVIF JPG→AVIF AVIF→PNG AVIF→JPG MP3→M4A M4A→MP3 GIF→PDF SVG→PDF PNG→SVG JPG→SVG PDF→SVG SVG→WebP MOV→WebP MP4→WAV MP4→WebM WebM→MP4 WebP→AVIF AVIF→WebP WebP→SVG SVG→JPEG MP4→MKV MKV→MP4 HEIC→AVIF MP4→M4A JPEG→AVIF AVIF→JPEG JPEG→SVG MOV→GIF GIF→MOV WebM→MP3 AVIF→PDF MP3→FLAC FLAC→MP3 MP4→AVI AVI→MP4 MKV→MP3 GIF→AVIF AVIF→GIF SVG→GIF GIF→SVG WebM→WebP MOV→WAV XLSX→PDF CSV→PDF PDF→EPUB MOV→WebM WebM→MOV MKV→WebP PNG→ICO JPG→ICO ICO→PNG ICO→JPG MP3→AAC WAV→M4A AAC→MP3 M4A→WAV MP4→FLAC AVI→MP3 MOV→MKV MKV→MOV MOV→M4A DOCX→EPUB CSV→DOCX PDF→TXT DOC→PDF TXT→PDF

EPUBFB2

Convert EPUB to FB2

Free, fast and private. Your EPUB files are converted right in your browser — nothing is uploaded.

Runs in your browser
No watermark
Batch & ZIP download

Need a smaller EPUB? Compress EPUB

How to convert EPUB to FB2

1
Add your EPUB files
Drag and drop EPUB files onto the converter, paste them, or click to browse. You can add several at once.
2
Choose FB2
FB2 is already selected. Open Options if you want to change quality, size or metadata.
3
Convert
Click Convert. Your files are converted right in your browser in seconds.
4
Download your FB2
Download each FB2 file, or everything at once as a ZIP.

EPUB vs FB2

From

EPUB · Electronic Publication

EPUB is the open standard e-book format with reflowable text, supported by Apple Books, Kobo, Google Play Books and Kindle (via Send to Kindle).

Type: eBook
Extension: .epub
MIME: application/epub+zip
Best for: e-books on almost every reader

Open standard

All EPUB conversions →

FB2 · FictionBook

FB2 (FictionBook) is an XML-based e-book format popular in Russia and Eastern Europe.

Type: eBook
Extension: .fb2
MIME: application/x-fictionbook+xml
Best for: e-book libraries and readers like FBReader

Open standard

All FB2 conversions →

Need it the other way around? Convert FB2 to EPUB.

EPUB to FB2: frequently asked questions

Free, private and in your browser