EPUB to MOBI

Convert your EPUB books into MOBI format for Kindle.

How to convert an EPUB to MOBI online

1

Upload your EPUB book

Drag the .epub file you want to convert, or click to select it from your computer.

2

The server converts it with Calibre

Your file is uploaded to our server, where Calibre transforms it into MOBI format for Kindle.

3

Download your MOBI file

As soon as the conversion finishes, you download your eBook and the original EPUB is deleted from the server.

Why convert EPUB to MOBI on PDFDocks?

Older Kindle devices natively support MOBI but not EPUB. Converting EPUB to MOBI makes ebooks readable on legacy Kindles. PDFDocks converts server-side for best compatibility.

Which Kindles support MOBI?

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Most Kindles from 2008-2021 support MOBI. Newer Kindles prefer EPUB or AZW3.

Will formatting transfer?

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Yes. Text formatting and images are preserved during conversion.

Can I convert DRM-protected EPUB?

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PDFDocks cannot convert DRM-protected books. Remove protection first.

Is my EPUB private?

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Your file is processed on our secure servers. We don't retain documents.

How long does conversion take?

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Typically a few minutes.

Can I send MOBI to my Kindle wirelessly?

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Yes, via email or Amazon's Send to Kindle service.