PPT is the proprietary file format used by Microsoft PowerPoint application. It is the most commonly used presentation application used for professional and educational purposes. PPT presentation files include text, animations, pictures, slide shows, charts, bar graphs etc.

These are data files for presentation software.

Microsoft PowerPoint

Earlier PPT, the binary file format has been available from Microsoft on demand, but from February 2008 the PPT format specification are available for free download.

application/vnd.ms-powerpoint

D0 CF 11 E0 A1 B1 1A E1 (hex value)

Windows & Mac

The PPT file can be opened using Microsoft Powerpoint. This file can be opened by other applications like LibreOffice and free softwares.