1. GroupDocs Products
  2. Conversion App
  3. Convert DOC to DOCX

DOC to DOCX converter

Convert DOC to DOCX online from any device with a free converter.

Powered by groupdocs.com and groupdocs.cloud.

We have already processed 3,932,836 files with total size of 5,990,119 Mbytes

About Conversion app

Convert your DOC files online. You can convert your DOC documents from any platform (Windows, Linux, macOS). No registration needed. Just drag and drop your DOC file on upload form, choose the desired output format and click convert button. Once conversion completed you can download your DOCX file.

You even can perform more advanced conversions. For example you can convert password protected documents. Just expand LoadOptions and enter the password of your file. Or you can add a watermark to the converted DOCX file. Expand the ConvertOptions and fill the fields for watermarking.

You can convert your DOC documents from anywhere, from any machine or even from a mobile device. The DOC converter is always available online and is completely free.

  • Convert WORD to PDF, EXCEL to PDF, PDF to WORD, POWERPOINT to IMAGE, VSDX to PDF, HTML to DOCX,EPUB to PDF, RTF to DOCX, XPS to PDF, ODT to DOCX, ODP to PPTX and many more document formats
  • Simple way to instant convert DOC to DOCX
  • Convert DOC from anywhere - it works on all platforms including Windows, MacOS, Android and iOS
Check our video
Api cloud icon

APIs available

Convert popular document and image file formats in your app. The GroupDocs.Conversion APIs are available for .NET, Java, and many other platforms and languages.

Learn more
How it works

How to convert DOC to DOCX

Step 1
Click inside the file drop area to upload DOC file or drag & drop DOC file.
Step 2
Click on Convert button. Your DOC files will be uploaded and converted to DOCX result format.
Step 3
Download link of result files will be available instantly after conversion.
Step 4
You can also send a link to the DOCX file to your email address.
FAQ

Questions & Answers

DOC

Microsoft Word Document

Files with .DOC extension represent documents generated by Microsoft Word or other word processing documents in binary file format. The extension was initially used for plain text documentation on several different operating systems. It can contain several different type of data such as images, formatted as well as plain text, graphs, charts, embedded objects, links, pages, page formatting, print settings and a lot others.

Read more
DOCX

Microsoft Word Open XML Document

Docx is well-known format for Microsoft Word documents. Introduced from 2007 with the release of Microsoft Office 2007, the structure of this new Document format was changed from plain binary to a combination of XML and binary files. Docx files can be opened with Word 2007 and lateral versions but not with the earlier versions of MS Word which support DOC file extensions.

Read more

Other Supported Conversions

You can also convert DOC into many other file formats. Please see the complete list below.

More apps

Upgrade to premium

The application usage limit reached.
Upgrade for extended access, starting at $4/month.