Whether you like docs google or Word doc, our DOC to DOCX converter can be pretty handy for you. Use it anytime, anywhere, absolutely free.
Choose files or drag and drop files
Maximum file size 10 MB. Sign Up free for 100 MB limit + unlimited conversions.

Effortless Image Conversion for Designers
Easily convert between image formats like JPG, PNG, and TIFF to meet design requirements. Perfect for creating web, print, and presentation-ready visuals in minutes.
Convert Videos for Seamless Sharing
Quickly convert videos into more manageable formats for easy sharing or uploading, without compromising quality. Perfect for content creators and marketers who need to share or upload videos efficiently.

Simple Steps to Convert Your Files Effortlessly
Drag and drop your file, or click to upload from your device.
Select the output format from our wide range of options.
Click convert, then download your newly formatted file in seconds.
Experience Fast, Free, and Reliable File Conversion
ConvertOption uses the latest technologies so that you can get lightning-fast conversions and save precious time.
This free online tool has a simple and intuitive design that guarantees you a frictionless user experience.
Upload multiple files and then convert them at once. This can save you lots of time and effort than if you had to convert these one after the other.
The best thing about ConvertOption: it is fully browser based. That means you don't have to install any software to enjoy its great tools.
Convert images, videos, and documents just with the click of a button. ConvertOption offers specialized tools for each category.
We can't store or see your files as they are processed directly in your browser - no uploads to our server.
Easily convert documents to formats like DOC, DOCX, PDF, TXT, RTF, and ODT – quick, safe, and fully browser-based.
DOC is the older Microsoft Word document format used before DOCX. It stores text, images, tables, and formatting but is larger and less efficient. Modern Word versions can still open and edit DOC files, but DOCX is now preferred.
DOCX is the modern Microsoft Word document format that replaced DOC. It’s smaller in size, more efficient, and supports advanced features like better formatting, images, tables, and collaboration.
If you have access to Microsoft Word, you can use it to change DOC to DOCX. You can also use our online converter to convert doc to docx without opening the file even! Not to mention, it's fast, safe, and absolutely free.
DOCX files can be opened with Microsoft Word, Google Docs, LibreOffice, WPS Office, or online viewers and converters.
Yes, Google Docs can open DOCX files. You have to upload it to Google Drive and then open it with Google Docs. And then you can save it back as DOCX or other formats.
You can convert a 10GB DOC file to DOCX with our All-in-One pricing plan. Please check the pricing page to find out more about the benefits of this package.
Absolutely. Our DOC to DOCX converter does not upload your files to our servers or save them. Your files remain in your device only. This makes it 100% secure to use ConvertOption for all your DOC to DOCX conversions.
Yes, you can use your mobile devices, iPhone or Android, to convert files using our DOC to DOCX converter. Because ConvertOption is not only free, fast, and reliable, it also works across all devices.
You need to convert and download at least 1 file to provide feedback!
Start your 7-day free trial and get unlimited access to all ConvertOption tools to convert, compress, OCR, web apps and more.
