FB2 to EPUB
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Step 1: Submit the FB2 ebook you want to convert to EPUB to the upload box at the left.
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Step 2: Wait until the conversion to EPUB is complete.
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Step 3: Once done, a download button will show up. Click it to get the result.
You can upload up to 20 ebooks simultaneously.
Measured on our servers
What to expect when converting FB to 2EPUB
Real numbers from every conversion on this tool since 24 October 2026. Nothing here is estimated: we record how long each job took and how large the files were. File names and contents are never stored.
1.8 s
Typical processing time
for a 1.0 MB file (median)
36
Conversions
since 24 October 2026
47 MB
Largest file converted
since 24 October 2026
-62%
Output size
about 62% smaller than the input
How long conversions take
share of all conversions
- under 1 s0%
- 1–10 s72%
- 10–60 s28%
- 1–5 min0%
- over 5 min0%
Times are server processing only, measured after the upload finished; upload and download are not included. Large files take longer, but the limit is the same for everyone: no account, no queue priority to buy. Updated 2026-11-01
