EPUB to ODT
Converter

Convert EPUB to ODT online for free. Upload your EPUB file and download the ODT in seconds — private, browser-based, no signup, nothing to install.

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EPUB files files up to 50MB each

Supported formats: EPUB files

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UPLOAD
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SETTINGS
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RESULT

ODT Output Options

MARGINS (CM)

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Flatten EPUB structure before conversion (useful for malformed EPUBs).

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Files deleted automatically.

How To Convert?

Convert your files quickly and securely.

Upload Your File
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Upload Your File

Choose the EPUB file you want to convert, or drag it onto the page.

Adjust the Settings
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Adjust the Settings

Set your options, then click Convert EPUB to start.

Download the Result
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Download the Result

Click Download ODT to get your new file.

About EPUB to ODT Conversion

What is the EPUB format?

EPUB stands for Electronic Publication — the open ebook standard maintained by the W3C. It is used by readers of Kobo, Apple Books, Google Play Books and most non-Kindle devices. Its strengths are text that reflows to any screen size, adjustable fonts, chapters and metadata; its drawback is that Kindle devices and many office tools cannot open it directly.

What is the ODT format?

ODT stands for OpenDocument Text — the open ISO standard used by LibreOffice, OpenOffice and many public-sector bodies. It is used by LibreOffice and OpenOffice users, universities and governments with open-format policies. Its strengths are fully editable, vendor-neutral and free of licensing restrictions; its drawback is that Word opens it with occasional layout drift, and most e-readers and phones cannot.

What changes when you convert EPUB to ODT

Converting EPUB to ODT turns an ebook into an editable document. Chapters become headings, images are placed inline in reading order, and the table of contents is rebuilt from those headings. Page numbers do not exist in a reflowable ebook, so none are invented; if you need them, convert to PDF instead.

Leaving EPUB behind means leaving behind its main drawback: Kindle devices and many office tools cannot open it directly. What you get in return is what ODT does best — fully editable, vendor-neutral and free of licensing restrictions — which is why LibreOffice and OpenOffice users, universities and governments with open-format policies rely on it. Tip: open the ODT in the app you actually use before deleting the EPUB; styling that ODT cannot represent is simplified rather than kept.

The conversion itself runs with Calibre and ImageMagick on encrypted servers. Files are deleted automatically once the ODT has been generated — nothing is stored or read — and no account is needed.

Why convert EPUB to ODT?

  • Edit, quote or restructure the text in a word processor
  • Paste chapters into notes, study sets or a translation tool
  • Strip proprietary packaging from a EPUB you already own
  • Listen to it: open the ODT in the ReadLoudly reader and have it read aloud

EPUB to ODT — Frequently Asked Questions

Everything worth knowing before you convert a EPUB file to ODT.

Upload your EPUB above, adjust any EPUB-to-ODT options you need, and press Convert. The finished ODT is ready to download as soon as processing completes — no software to install and no account required.

Yes. EPUB to ODT conversion is free with no signup, and there is no watermark on the output. Signing in raises the file size limit and puts your jobs into the priority processing queue.

Guests can convert an EPUB of up to 50 MB into ODT. Signed-in users get higher ceilings — 200 MB on Core, 350 MB on Plus and 500 MB on Pro — which matters most when the source EPUB is image-heavy or book-length.

Your EPUB upload is encrypted in transit, converted, and then deleted automatically along with the ODT output. ReadLoudly does not read, retain long-term, train on, or share the contents of a EPUB file you convert here.

Most EPUB files finish in under 30 seconds. A large, image-heavy or multi-hundred-page EPUB can take a minute or two before the ODT is ready — the page updates on its own, so there is no need to refresh or resubmit.

Yes. Open the converted ODT in ReadLoudly's ODT reader and it can be narrated with 1200+ AI voices across 40+ languages. Going EPUB to ODT first is often the whole point — it puts the content into a format the reader handles natively.

No. ReadLoudly runs the EPUB to ODT conversion on its own servers with the same industry-standard tooling (Calibre and ImageMagick) you would otherwise install yourself, so it behaves identically on Windows, macOS, Linux, iOS and Android straight from the browser.

Guides and comparisons from the ReadLoudly blog on getting more out of listening to your documents.

Read and Listen Anywhere

With ReadLoudly.com, you can easily upload any PDF document and read.

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Once you're done reading or listening to a document, you can easily share.

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Once you're done reading or listening you can easily share.

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Chat with PDFs, adjust voice, and translate to your language.

No Downloads

No Downloads Required

You don't need to download any software or plugins to use.

Best Quality

Best Quality

Converted files maintain excellent quality and fidelity using industry-standard tools like Calibre and ImageMagick.

High fidelity
Free & Secure

Free & Secure

This tool is free and works on any web browser. Files are protected with 256-bit SSL encryption and deleted automatically after a few hours.

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Works Anywhere

Works Anywhere

Our converter runs in the browser so it works on Windows, Mac, Linux and mobile — no installation required.

Cross-platform