DOC to DOCX converter
Upload a DOC, get a polished DOCX back in seconds. StandardsPDF handles the conversion in your browser so your files stay yours.
Convert DOC to DOCX
Drop your files to try StandardsPDF. This tool is available in the full workspace.
Preserves fonts, headings, tables and page breaks
Keeps hyperlinks and lists exactly where they belong
Batch several DOC files in a single conversion
Downloads a ready-to-use DOCX you can share immediately
How it works
Convert DOC to DOCX in 3 steps
Upload or drag in your DOC file
Choose your output options if you need them
Download the finished DOCX
Private by default
Files are encrypted in transit and deleted within 60 minutes.
Fast
Most jobs finish in under 10 seconds. No queueing.
No signup on free tier
5 documents per day, no credit card required.
FAQ
Frequently asked questions
How do I convert DOC to DOCX?+
Upload your DOC file (or drag it onto the box above), wait a few seconds while StandardsPDF converts it in your browser, then download the DOCX. There is nothing to install and no account required.
Is converting DOC to DOCX free?+
Yes. DOC to DOCX conversion is free on the StandardsPDF free tier – no watermark, no signup, and no credit card. A Pro tier lifts the file-size and daily limits if you need more.
Will the DOCX keep the quality of my DOC?+
StandardsPDF aims for the highest fidelity the DOCX format allows, so your document comes through looking as close to the original as possible. Some format-specific details may adapt where DOCX works differently to DOC.
Will fonts and formatting be preserved converting DOC to DOCX?+
Fonts, headings, tables, lists, hyperlinks and page breaks from your DOC are preserved wherever the DOCX format allows, keeping the layout faithful.
What is the maximum DOC file size I can convert to DOCX?+
Up to 100 MB per DOC on the free tier and 2 GB on Pro. If your DOC is larger, split it first or upgrade for the higher limit.
Can I convert several DOC files to DOCX at once?+
Yes – add multiple DOC files and StandardsPDF processes them as a batch, returning a DOCX for each.
Can I convert DOC to DOCX on my phone?+
Yes – the DOC to DOCX converter is fully responsive and works in Safari, Chrome and other modern browsers on iOS, Android and iPadOS.
How long does a DOC to DOCX conversion take?+
Most DOC files convert to DOCX in a few seconds. Larger or higher-resolution files take a little longer, but there is never a queue on the free tier.