What is and How to Open a PPTX File in Windows, MAC and online

Microsoft PowerPoint 2007/2010 Open XML presentation file definition and linked programs information.


How to open PPTX Files


File extension pptx is used by following type(s):

Default for .pptx files type: Microsoft PowerPoint 2007/2010 Open XML presentation file

PPTX file suffix is related to popular presentations created in Microsoft PowerPoint, program for creating slide shows that is part of Microsoft Office.

Programs that open .pptx files:

  • Ability Presentation
  • Advanced MS Office PPTX Recovery Tool
  • Corel Presentations
  • doPDF Free PDF Converter
  • eOffice Blackberry)
  • Free PDF Converter
  • IBM Lotus Symphony (multiplatform software)
  • LibreOffice Impress(multiplatform software)
  • Microsoft Office
  • Microsoft Office for Mac (Apple OS X)
  • Microsoft Office Mobile (Windows Mobile)
  • Microsoft PowerPoint
  • Microsoft PowerPoint Viewer
  • Office Regenerator (Microsoft Windows)
  • OfficeSuite Viewer (Google Android)
  • OpenOffice.org (multiplatform software)
  • PowerPoint Regenerator (Microsoft Windows)
  • SkyDrive for iOS (iOS)
  • SkyDrive for Mac
  • SkyDrive for Windows
  • SkyDrive for Windows Phone
  • SoftMaker Office for Windows Mobile
  • USB Flash Drive for iOS (iOS)


Microsoft Power Point is one of the most widely used pieces of presentation software worldwide. Included in the Office Productive Game, PowerPoint provides a graphical interface that allows users to create slide-based presentations with just a few clicks.

Until the release of PowerPoint 2007, the program saved files in its native format by factory default, PPT. Since then, the XML-based PPTX format has become the new standard for PowerPoint.

If you need to convert a PPTX file to the previous PPT format, use PowerPoint 2007 or the newer OpenOffice.org 3 Impress, or the web-based Zamzar conversion utility. edit them (for that you already have to buy the original Office).