.PPT File Extension Description:

File extension PPT stands for the PowerPoint application, developed by Microsoft Corp. PowerPoint is described as a presentation application used mostly for the display of digital slides during educational and business presentations as well as for the display of picture slide shows that are received through email.

PowerPoint is part of the suite of programs under the Microsoft Office banner and is available on both the Mac OS X and Windows operating systems and has become the de facto standard for the display of slides, making slide projectors nearly redundant.

Learn more about .ppt files here: http://ppt.file-extension-library.com/