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The DOCX file extension is used for main Open XML document format of Microsoft Word word processor from Microsoft Office suite. DOCX is the replacement for DOC format, long used by Word. Both these formats can be opened in most modern word processors.

Detailed description

Software that works with docx file extension

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DOCX file extension - Microsoft Word 2007/2010 Open XML document file

What is .docx file?

File type specification:

Microsoft Office file type icon Microsoft Office file type

Document file type icon Document file type

docx file icon: docx filetype icon

The DOCX file extension is associated with Microsoft Word, a powerful authoring program that gives you the ability to create and share documents by combining a comprehensive set of writing tools with the easy-to-use Microsoft Office Fluent user interface, which is part of Microsoft Office.

The .docx files are the new default document format of Microsoft Word 2007 or Microsoft Word 2010. They serve the same purpose as the .doc files, but use the new Open XML formatting. The .docx files use ZIP compression for smaller file sizes.

MIME: application/vnd.openxmlformats-officedocument.wordprocessingml.document

The default software associated to docx file type:

Microsoft Word icon

Microsoft Corporation logo Microsoft Word

Company or developer:
  Microsoft Corporation

Microsoft Word 2013 is the latest version of the famous family of word processor that started with Word for MS-DOS in 1983. Currently Word is a core application of Microsoft Office suite. Microsoft Word offers powerful word processing and text editor features that allow users to easy create high quality documents.

Microsoft Word for Mac icon

Microsoft Corporation logo Microsoft Word for Mac

Company or developer:
  Microsoft Corporation

Microsoft Word for Mac is the Macintosh version of the popular word processing application from Microsoft Office Suite. It offers powerful text editing features for both home and corporate users.

The latest version of this application, Microsoft Word 2011, is integral part of Microsoft Office 2011 for Mac and cannot be bought as standalone.

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Help how to open DOCX files:

To open the .docx files, use Microsoft Word or any third party applications that support the .docx format.

How to convert file with extension DOCX:

Microsoft Word also supports other document file formats and is able to convert opened documents with the File|Save as... menu option.

Some Third party word processors and converters are also able to convert or export .doc files to another file format.

Popular docx conversions:

docx to pub

docx to doc

docx to eps

docx to abw

docx to pages

Find converter to docx file type:

pages to docx

abw to docx

gdoc to docx

lwp to docx

pub to docx

File identification strings:

HEX code: 50 4B 03 04
ASCII code: PK

Related links:

Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats

List of software applications associated to the .docx file extension

Recommended software programs are sorted by OS platform (Windows, Mac OS X etc.) and possible program actions
that can be done with the file
: like open docx file, edit docx file, convert docx file, view docx file, play docx file etc. (if exist software for corresponding action in's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting of the docx files.

  • Open docx file
  • Edit docx file
  • Convert docx file
  • Create docx file
  • Import docx file
  • Export docx file
  • Recover docx file
  • Others docx file

Software that open docx file - Microsoft Word 2007/2010 Open XML document file

Click on the link to get more information about listed programs for open docx file action.

Microsoft Windows:

Main software associated with docx file by default:
Microsoft Word small icon Microsoft Word
Other suggested software:
Corel WordPerfect small icon Corel WordPerfect

Apple Mac OS X:

Main software associated with docx file by default:
Microsoft Word for Mac small icon Microsoft Word for Mac
Other suggested software:
iWork Pages small icon iWork Pages


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