Convert EPUB to DOCX — Free Online Converter
Convert Electronic Publication (.epub) to Microsoft Word Open XML (.docx) online for free. Fast, secure document conversion with no watermarks or registration.
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How to Convert
Upload your .epub file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .docx file when it's ready.
About EPUB to DOCX Conversion
EPUB is the universal open ebook format, storing reflowable XHTML content with CSS styling, embedded images, fonts, and comprehensive metadata in a structured ZIP package. It is designed for reading, not editing — e-reader apps provide a consumption experience with limited modification capability. DOCX is Microsoft Word's Open XML format, designed specifically for content creation and editing with full support for tracked changes, comments, formatting tools, and collaborative review.
Converting EPUB to DOCX transforms an ebook into an editable document, enabling authors, editors, and publishers to modify content in Microsoft Word, Google Docs, or LibreOffice Writer. This conversion is essential when ebook content needs to be revised, reformatted, or repurposed for non-ebook publication.
Why Convert EPUB to DOCX?
Ebook editing is limited in dedicated EPUB editors like Sigil or Calibre — they are designed for structural editing and metadata management, not for the kind of content editing that writers and editors need. Microsoft Word provides the industry-standard editing experience: tracked changes for revision, comments for feedback, styles for consistent formatting, and compatibility with the editorial workflows used by publishers worldwide.
Authors who receive editorial feedback on published ebooks need to edit the content in Word, then reconvert to EPUB. Publishers who need to create print editions from ebook sources need DOCX as the intermediate format for layout design. Content repurposing — turning ebook chapters into blog posts, white papers, or training materials — also starts with DOCX conversion to unlock Word's editing and formatting tools.
Common Use Cases
- Convert published EPUB ebooks to DOCX for editorial revision with tracked changes in Microsoft Word
- Transform EPUB source files into DOCX for print edition layout and typesetting workflows
- Extract EPUB ebook content as DOCX for repurposing into blog posts, articles, or white papers
- Convert EPUB technical documentation into DOCX for updating and distributing as Word documents
- Import EPUB book content into DOCX for translation workflows in CAT tools that require Word format
How It Works
Calibre parses the EPUB package, extracting XHTML content files, CSS styles, embedded images, and OPF metadata. The XHTML content is converted to DOCX Open XML markup: EPUB headings map to Word heading styles, paragraphs preserve formatting, lists maintain numbering/bullets, and images are embedded in the DOCX media directory. CSS properties like font-family, font-size, color, text-align, and margin are translated to equivalent DOCX paragraph and run properties. Chapter structure from the EPUB's NCX/nav table of contents is preserved through heading hierarchy in the DOCX output. The result is a fully editable DOCX file compatible with Word 2007+, Google Docs, and LibreOffice.
Quality & Performance
Text content, heading structure, images, lists, and basic formatting convert accurately from EPUB to DOCX. The main quality considerations are CSS interpretation: complex EPUB CSS layouts (multi-column, fixed positioning, CSS transforms) do not have direct DOCX equivalents and are simplified to linear page flow. Embedded fonts from the EPUB may not transfer — DOCX uses the fonts installed on the editing system. Drop caps, text wrapping around images, and decorative elements may need manual adjustment after conversion. Overall, the conversion produces a highly usable editing document from the EPUB source.
Device Compatibility
| Device | EPUB | DOCX |
|---|---|---|
| Windows PC | Partial | Partial |
| macOS | Partial | Partial |
| iPhone/iPad | Partial | Partial |
| Android | Partial | Partial |
| Linux | Partial | Partial |
| Web Browser | No |
Tips for Best Results
- 1After conversion, use Word's Navigation Pane to verify that chapter headings are properly structured as Heading 1, Heading 2, etc.
- 2Check embedded images for proper sizing and positioning — some may need manual adjustment for print layout
- 3Use Word's Styles feature to standardize formatting across the converted document for consistent appearance
- 4For translation workflows, clean up the DOCX formatting before importing into CAT tools for smoother segmentation
- 5Save frequently during editing — converting back to EPUB works best from a well-structured DOCX with consistent heading styles
Related Conversions
EPUB-to-DOCX conversion unlocks ebook content for editing in Word, enabling revision, repurposing, and print production workflows that EPUB editors cannot efficiently handle.