Free online FB2 to CBZ converter
Render FB2 pages as images and archive them in CBZ for comic readers.
Convert FB2 to CBZ online - free
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How it works
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Upload your .fb2 file
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Perform .fb2 to .cbz conversion
After successful file upload, click to convert when you are ready.
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How to convert fb2 to cbz file
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A comic reader or library may accept CBZ image archives but not FB2 ebooks. Converting an FB2 book to CBZ therefore means rendering its pages as images and packaging those images, rather than changing the file extension.
What the FB2 format is
FB2 (FictionBook 2) is an XML-based ebook format that stores a book’s text and structure, such as chapters, titles, and metadata. It is common in Russian-language ebook collections and can be read or created with programs such as FBReader, Calibre, and FictionBook Editor.
What the CBZ format is
CBZ is a ZIP archive of sequentially ordered page images, commonly used for digital comics. Comic readers such as CDisplayEx and YACReader can display its pages in sequence; the image format also preserves fixed page layouts. A CBZ is useful when a device or library requires comic archives, but its pages are images rather than reflowable ebook text.
How to convert FB2 to CBZ
Online on 101convert.com
- Upload the FB2 file on the 101convert.com converter page.
- Select CBZ as the output format and start the conversion.
- Download the converted file when it is ready. The page supports batch conversion; check its displayed per-file size limit.
Offline with desktop software
One free desktop workflow uses Calibre to render the FB2 as a PDF, then ImageMagick and a ZIP utility to make the CBZ. Calibre runs on Windows, macOS, and Linux; the command-line steps below use a shell with ImageMagick and the zip utility installed.
- In Calibre, add the FB2 and choose Convert books → Output format → PDF. Save or locate the resulting PDF as
book.pdf. - In the directory containing the PDF, render each page to a numbered JPEG:
magick -density 150 book.pdf -quality 85 page-%04d.jpg. Adjust the density for the balance of readability and image size. - Package the ordered images:
zip -j book.cbz page-*.jpg. Keep the zero-padded filenames so pages sort in reading order.
Quality and limitations
The PDF step determines page breaks and layout; the rendering step determines image resolution and file size. The resulting CBZ does not retain selectable or searchable text, FB2 structure, or ebook reflow. Check page order and legibility in a CBZ reader before sharing the archive.
Note: This fb2 to cbz conversion record is incomplete, must be verified, and may contain inaccuracies. Please vote below whether you found this information helpful or not.
FB2 vs CBZ: format comparison
How the FB2 and CBZ formats compare on the properties that matter most for this conversion.
| Property | .FB2 FictionBook 2.0 | .CBZ Comic Book Zip archive |
|---|---|---|
| Reflowable text | Yes | No |
| DRM protection | No DRM | No DRM |
| Images | Yes | Yes |
| Metadata support | Extensive | Basic |
| E-reader support | Limited | Wide |
| Typical file size | Small | Medium |
| Open standard | Yes | Partly open |
| Best used for | Publishing | Sharing and distribution |
| Introduced | 2004 | — |
| Developer | FictionBook Team | — |
| MIME type | application/fb2+xml | application/vnd.comicbook+zip |
Information about file extensions and file types is provided by File-Extensions.org
Frequently asked questions
Is the FB2 to CBZ converter free?
Yes, converting FB2 to CBZ on 101convert.com is completely free. No registration, email address or installation is required. If you need a higher file size limit or want to convert more files at once, see our plans.
How large can my FB2 file be?
You can upload FB2 files up to 10 MB and convert up to 3 files at once in a single batch. With a paid plan the limit is up to 1000 MB per file and 20 files at once, see our plans.
What happens to my uploaded files?
Files are processed automatically and deleted from our servers within a few minutes after conversion. We never view or share your files.
Do I need to install any software to convert FB2 to CBZ?
No. The FB2 to CBZ conversion runs entirely online in your browser and works on Windows, Mac, Linux, Android and iPhone.
Did the conversion fail?
In most cases, the cause is an incorrect file format. Please upload a valid FB2 file for this FB2 to CBZ conversion. Occasionally, the issue may be on our side. We analyze recurring conversion failures and disable or fix the converter if we detect a defect.