Word to PDF
Convert DOC and DOCX files to PDF with formatting, fonts and layout preserved. Powered by professional conversion infrastructure.
Drop a Word file here
or click to choose — DOC, DOCX
Choose Word fileHow to convert Word to PDF
- Click "Choose Word file" or drag a DOC/DOCX into the box above.
- Click "Convert to PDF".
- Your PDF downloads automatically in ~10–30 seconds.
What does "Word to PDF" actually do?
Converting a Word document to PDF produces a fixed, share-ready file that displays identically on any device — regardless of whether the recipient has Word installed, the same fonts, or the same operating system. The original DOC or DOCX stays editable in Word; the new PDF is a snapshot of how it should look when read or printed.
Why this matters in practice: a Word document is a description of how text and images should flow through a layout engine. The same .docx file can look slightly different in Word for Windows vs Word for Mac vs Google Docs vs LibreOffice — different default fonts, slightly different margin handling, different line-break logic. A PDF freezes the layout exactly as the original tool rendered it, so what you see is what every recipient sees.
When to use Word to PDF
Convert to PDF when you want the recipient to read but not edit, or when the layout matters:
- Sending invoices, quotes, or proposals. A PDF looks polished and prevents accidental edits to numbers or terms in transit.
- Submitting a CV. ATS systems, hiring portals, and recruiters strongly prefer PDF — your formatting won't break on their side and the file is universally readable.
- Government, legal, and bank uploads. Most official portals (tax returns, court filings, mortgage uploads) accept only PDF. Convert from your editable Word source on the way out.
- Sharing reports with stakeholders. When you want the document treated as final, PDF signals "this is the read-only version" — even if you keep updating the Word source in the background.
- Archiving. Word files from 2010 may render slightly differently in Word 2030. PDFs render the same way for decades.
- Email-friendly versions. A 5 MB Word doc with images often becomes a 1 MB PDF — better for mobile recipients and email size limits.
How PDFtez converts Word to PDF (under the hood)
Unlike most PDFtez tools, this one runs on a server — because there is no high-quality JavaScript library for rendering DOC/DOCX to PDF in the browser, and a low-quality renderer would mean broken fonts, off-by-a-line page breaks, and missing footers. The professional approach is to run a full office suite headlessly and let it print to PDF. PDFtez does exactly that:
- Your file is uploaded over HTTPS through a Cloudflare Worker (
pdftez-api.paritosyd.workers.dev) which proxies the request. - The Worker passes the file to CloudConvert (Lunaweb Ltd, Germany), which runs a headless LibreOffice engine.
- LibreOffice opens the .doc / .docx, renders it the way Word would, and prints to PDF.
- The PDF is sent back to your browser and offered as a download.
- CloudConvert auto-deletes uploaded files and outputs shortly after the job finishes (typically within 24 hours), per their privacy policy.
- PDFtez itself does not store a copy at any stage.
If the document contains highly sensitive, confidential, or regulated information, consider whether brief server-side processing is acceptable for that content. Our Privacy Policy explains this in full.
How is PDFtez Word→PDF different?
Most converters fall into three camps: server-based free tools with ads and daily limits (iLovePDF, SmallPDF, PDF24), professional subscription products (Adobe Acrobat, Nitro), and built-in OS features (macOS Print to PDF, Word's own "Save as PDF"). The conversion quality of PDFtez is comparable to professional products because it uses the same LibreOffice rendering engine — but the interface is friction-free: no sign-up, no upgrade prompts, no daily limits, no watermarks, no email collection.
The honest trade-off vs the in-browser PDFtez tools is that this one genuinely needs a server. The cloud badge on the homepage tool grid and the cloud-note on this page exist so you know that before you upload.
Frequently asked questions
Will my formatting, fonts, and layout be preserved?
In most cases yes — LibreOffice has very good Microsoft Word compatibility. Standard fonts (Calibri, Arial, Times New Roman, Cambria), embedded images, tables, headers, footers, page numbers, and tracked changes are preserved. Occasionally a custom font that LibreOffice doesn't have is substituted, which can shift line breaks by a character or two. For mission-critical layouts (a contract where every line break matters), proofread the PDF against the Word source before sending.
Are my files uploaded? Where do they go?
Yes — unlike most PDFtez tools, this one needs a server. Your file is uploaded over HTTPS via a Cloudflare Worker and processed by CloudConvert (a third-party conversion service in Germany). Files are auto-deleted by the conversion provider shortly after the job finishes — typically within 24 hours. PDFtez itself does not retain a copy. See our Privacy Policy for full detail.
What file types are supported?
.doc (the older Word 97–2003 format) and .docx (the modern Office Open XML format used by Word 2007 onward). The conversion engine also handles .rtf, .odt, .docm, and several other word-processing formats, though the upload control accepts .doc and .docx by default — drag any supported file into the page to try.
Is there a file size limit?
Up to 1 GB per file on the free tier provided by our conversion partner. In practice, most documents under 100 MB convert in 10–30 seconds. Very large files may take longer or, if extremely large, time out — in which case try splitting the document into chapters in Word first.
Can I convert with tracked changes visible?
Yes. CloudConvert preserves tracked changes from the Word document when converting. If you want the PDF to show only the final version (without markup), accept all changes in Word first, then convert.
Does it work on mobile?
Yes — the conversion runs in the cloud, so any device with a modern browser works. Useful when you write or receive a Word document on your phone (in Word mobile, Google Docs, or Pages) and need to share it as a PDF.