Convert EPUB to Word Online — For Full Ebook Editing

Edit chapters, rewrite sections, and export to print-ready formats.

Drop up to 50 EPUBs at once — no install, no sign-up required.

Sign up free → get 500 Pro Credits that never expire

Drop EPUB Files Here

50 MB per file Up to 50 files 3 parallel conversions 1 credit per 5 MB

Encrypted EU Servers Auto-delete 1h

Median EPUB to Word time (last 10k jobs): 932ms

How it works

  1. 1 · Drop your files

    Drag & drop or choose EPUB files. No account required—paid plans unlock bigger batches, higher limits, and priority queues.

  2. 2 · We convert securely

    Processed on our dedicated servers. Encrypted in transit & at rest. Chapter structure, images, and formatting are preserved. We never store filenames—only file types & sizes for accounting.

  3. 3 · Download & auto-delete

    Grab your Word files in seconds. Files delete automatically after 1 hour. Delete anytime after downloading with one click.

EPUB (Electronic Publication) is an open ebook standard developed by the International Digital Publishing Forum (IDPF), now part of the W3C. First released in 2007 as a successor to Open eBook, EPUB has become the most widely supported ebook format. EPUB files are ZIP archives containing HTML/XHTML content, CSS styling, images, and metadata organized according to the EPUB specification.

Learn more: EPUB on Wikipedia

EPUB's key feature is reflowable content—text automatically adapts to different screen sizes, making it ideal for e-readers, tablets, and phones. The format supports embedded fonts, multimedia (in EPUB 3), and accessibility features. Most e-readers except Amazon Kindle natively support EPUB.

DOCX is Microsoft's modern Word document format based on Office Open XML (OOXML), standardized as ISO/IEC 29500. Introduced in Office 2007, DOCX stores content as compressed XML files inside a ZIP container, supporting rich text formatting, embedded media, styles, templates, and change tracking. Unlike the legacy binary DOC format, DOCX is more compact, less prone to corruption, and easier for third-party applications to parse.

Learn more: Office Open XML on Wikipedia

DOCX is the standard for collaborative document editing and remains fully compatible with Microsoft Word, Google Docs, LibreOffice, and most document processors. For final distribution or archival, consider converting to PDF.

Frequently Asked Questions

What is EPUB format?

EPUB (Electronic Publication) is an open ebook standard developed by the IDPF (now part of W3C). It's a reflowable format, meaning text adapts to different screen sizes. EPUB files are ZIP archives containing HTML, CSS, and images organized according to the EPUB specification.

Why convert EPUB to DOCX?

Editing. EPUB is designed for reading, not editing. Converting to DOCX lets you edit the content in Microsoft Word, Google Docs, or LibreOffice. This is useful for authors revising manuscripts, publishers making corrections, or researchers extracting quotes.

What is preserved during conversion?

Our converter preserves: chapter structure (converted to Word headings), embedded images, text formatting (bold, italic, etc.), and paragraph structure. Complex CSS styling may be simplified, and some EPUB-specific features (like embedded fonts) may not transfer exactly.

Can I convert DRM-protected EPUBs?

No. DRM-protected EPUB files (purchased from stores with copy protection) cannot be converted. You must remove DRM protection first using appropriate tools, or contact the publisher for a DRM-free version.

What EPUB versions are supported?

We support EPUB 2 and EPUB 3 formats. Both versions convert successfully, though some EPUB 3-specific features (like embedded audio/video or advanced interactivity) may not transfer to DOCX format.

Will the table of contents be preserved?

Chapter headings are converted to Word heading styles (H1, H2, etc.), which Word can use to generate a table of contents. The EPUB's navigation document (NCX/nav) structure is reflected in the heading hierarchy of the output DOCX.

What's the best way to edit the converted DOCX?

Microsoft Word offers the best formatting preservation and Track Changes for collaborative editing. Google Docs works for light edits and cloud collaboration. LibreOffice Writer is a free alternative that handles most DOCX features well—ideal for self-publishers on a budget.

Can I convert the edited DOCX back to EPUB?

Yes. Use Calibre (free) to convert your edited DOCX back to EPUB. Calibre preserves headings, images, and basic formatting. For Kindle distribution, export to AZW3 instead for better typography.

Why edit in Word instead of an EPUB editor?

Familiarity and features. Word's Track Changes, spell check, and commenting tools are far more mature than EPUB editors like Sigil or Calibre's editor. For major rewrites, structural changes, or collaborative editing with non-technical authors, Word is the practical choice.

What are the limits for this converter?

TierMax File SizeMax Files/BatchParallel Processing
Guest/Free50 MB50 files3 at once
Pro1024 MB1000 files6 at once

Note: File size limits are specific to this converter. Batch and parallel processing limits apply to all ebooks converters site-wide. See all converter limits →

How are credits calculated for this conversion?

Cost: 1 credit per 5 MB

How it works:

  • Files up to 5 MB: 1 credit
  • 6-10 MB: 2 credits
  • 11-15 MB: 3 credits
  • 16-20 MB: 4 credits

Example: A 5 MB file = 1 credit. A 95 MB file = 19 credits.

Why per-megabyte? Larger files require more resources (processing, bandwidth, storage).

What are my daily and monthly credit limits?

Credit allocations vary by account tier:

TierDaily LimitMonthly Limit
Guest100 credits/day
Free100 credits/day
Pro12,000 credits/month

Daily credits (Guest & Free tiers) reset every day at midnight UTC. Monthly credits (Pro) reset on your billing cycle date.

Note: With 1 credit per 5 MB, images under 5 MB cost 1 credit each. Pro users can convert 12,000 images per month.

Related Ebook Converters

Need to convert your EPUB to other formats? Try these converters.

What's New in EPUB to Word

Latest improvements to this converter

Last updated February 27, 2026
Feb 27, 2026

Now available via the Convert.FAST REST API.

Dec 16, 2025

Initial release of EPUB to DOCX converter for high-fidelity ebook to Word conversion.

Need to get more done? Pro starts from $5.

1 GB files 1,000 per batch Priority queue Web + API

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