eBookFree

MOBI to EPUB

Convert Kindle MOBI ebook files to EPUB format for reading on non-Kindle devices — Apple Books, Kobo, Nook, Google Play Books, and other e-readers. EPUB is the universal open ebook standard. DRM-free MOBI files only. No signup required.

Updated June 2026

  1. 1Upload your MOBI ebook file
  2. 2Conversion runs instantly
  3. 3Download your EPUB file

📚 MOBI to EPUB Conversion

MOBI is Amazon's proprietary Kindle format. Converting to EPUB allows reading on non-Kindle devices.

For advanced ebook conversion between proprietary formats, we recommend Calibre — a free, open-source ebook manager that converts between virtually all ebook formats including MOBI, AZW3, EPUB, PDF, and more.

Download Calibre (free) →

Upload a MOBI file

Coming soon — use Calibre for now

How to use MOBI to EPUB

  1. 1

    Upload your MOBI ebook file

    Drag and drop your MOBI file into the upload area, or click to browse and select it from your device. Nothing is sent to a server.

  2. 2

    Conversion runs instantly

    ToolBubble converts the ebook file to EPUB directly in your browser — no waiting in an upload queue.

  3. 3

    Download your EPUB file

    Once processing finishes, the converted EPUB file downloads automatically to your device.

Frequently asked questions

Everything you need to know about mobi to epub.

Yes. EPUB files open natively in Apple Books on iPhone and iPad. They also work on Kobo, Nook, and any non-Kindle e-reader.

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