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DOCX to PDF Converter

Convert Word documents to clean, print-ready PDF files.

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Maximum file size: 50 MB

Your file is processed securely and deleted automatically after conversion. Your data is protected under GDPR.

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Your Word document has been converted to PDF.

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1Upload your DOCX
2Our server converts it to PDF
3Download your PDF

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How to convert DOCX to PDF

  1. Upload your DOCX file (up to 50 MB).
  2. Click 'Convert DOCX to PDF' — takes 3-10 seconds depending on size.
  3. Download the PDF — formatting is preserved exactly.

Quick fact about DOCX

DOCX is the modern Microsoft Word format (2007+) and the most common word-processing format in use today. Converting to PDF locks the layout so it renders identically on every device — no more 'the formatting changed' emails.

Why convert DOCX to PDF?

DOCX is the standard for modern Word documents, but its appearance depends on the fonts and Word version installed. Converting to PDF freezes the layout forever — every reader sees the same document, and no recipient needs Word. This is essential for legal documents, resumes, contracts, reports, and any file that must look identical everywhere.

Technical details

Input format DOCX (Word 2007+)
Output format PDF 1.7
Formatting Fully preserved
Fonts Embedded or metric-substituted
Images Preserved at original resolution
Engine LibreOffice headless
Max file size 50 MB per file
File retention Auto-deleted after conversion

How the conversion works

The converter reads the DOCX XML structure and renders each page using LibreOffice's headless engine. Fonts are embedded in the PDF (or metric-substituted), images are preserved, and layout is locked. Output is a standard PDF 1.7 file.

When to convert DOCX to PDF

Quality considerations

DOCX → PDF conversion is designed to be layout-preserving. The PDF looks pixel-identical to how Word renders the document. Complex layouts (multi-column, tight kerning) may show minor differences.

Limitations and caveats

Compatibility

Tips for best results

Common problems and fixes

Fonts look different in the PDF
The DOCX uses fonts not installed on the conversion server. LibreOffice substitutes metric-compatible fonts. Embed fonts in the DOCX and re-upload for exact match.
Images are pixelated in the PDF
The source images may have been compressed in the DOCX. Re-insert higher-resolution images in Word and re-upload.
Track changes appear as final text
PDF conversion accepts all tracked changes. If you need to preserve them, keep the DOCX.

Frequently asked questions

Is DOCX to PDF conversion free? +
Yes — completely free, no signup, no watermark, no file limit beyond 50 MB.
Will formatting be preserved? +
Yes — fonts, images, tables, headers, footnotes, and layout are all preserved.
What's the difference between DOC and DOCX? +
DOCX is the modern XML-based format (Word 2007+). DOC is the older binary format (Word 97-2003).
Can I convert multiple DOCX files at once? +
Currently one file at a time.
Is my file safe? +
Yes — files are auto-deleted after conversion.
Does it work with password-protected DOCX files? +
No — remove the password first, then convert.
Can I edit the PDF afterward? +
PDFs are designed for reading, not editing. Use Adobe Acrobat or PDF-XChange to edit.

Sources and references

Last reviewed: 2026-10-01