Word to PDF Converter - Free Online DOCX to PDF Tool

Word to PDF is a browser-based converter that turns .docx documents into PDF files locally on your device. The tool is privacy-first: your file is processed in the browser and is not uploaded to any server.

How this Word to PDF converter works

Select or drop a .docx file.
The DOCX package is opened locally in your browser with JSZip.
Text runs are read from word/document.xml and reconstructed into readable paragraph flow.
Embedded image references are resolved from document relationships when available.
A PDF file is generated in memory using PDF-Lib.
You download the output instantly.

Security and privacy

100% client-side processing in the browser
No network upload of your DOCX file by this tool
File size and content limits to reduce memory abuse
Strict input validation for supported Word format (.docx)

Supported input and limits

Supported format: .docx (Office Open XML)
Legacy .doc files are not supported in browser-only mode
Max file size: 25 MB
Image count guard: 120 referenced images

Output quality notes

This converter focuses on safe, fast, browser-based output. It preserves readable content and many images, but exact visual parity with Microsoft Word layout is not always guaranteed for complex documents.

FAQ

Is this Word to PDF tool secure?

Yes. Conversion runs locally in your browser session. Files are not uploaded to a server by this tool.

Does it support old `.doc` files?

No. Browser-based conversion here supports .docx only.

Why can my PDF layout differ from Word?

Word uses advanced layout rules and fonts that are not always reproduced exactly in lightweight browser conversion.

Is this free to use?

Yes. The tool is free and does not require signup.

Word to PDF