Microsoft Visio formerly known as Microsoft Office Visio, is a commercial

Commercial software

Commercial software, or less commonly, payware, is computer software that is produced for sale or that serves commercial purposes.Commercial software is most often proprietary software, but free software packages may also be commercial software....

 diagramming program

Diagramming software

Diagramming software is a computer program that is used to produce graphical diagrams. Diagrams are used in software and business to represent dataflows, workflows and software architecture.- Flowchart :* ARIS Express * Creately...

 for Microsoft Windows

Microsoft Windows

Microsoft Windows is a series of operating systems produced by Microsoft.Microsoft introduced an operating environment named Windows on November 20, 1985 as an add-on to MS-DOS in response to the growing interest in graphical user interfaces . Microsoft Windows came to dominate the world's personal...

 that uses vector graphics

Vector graphics

Vector graphics is the use of geometrical primitives such as points, lines, curves, and shapes or polygon, which are all based on mathematical expressions, to represent images in computer graphics...

 to create diagrams.
The current version, Microsoft Visio 2010 for Windows, is available in three editions: Standard, Professional and Premium. The Standard and Professional editions both share the same interface, but the latter has additional templates for more advanced diagrams and layouts as well as unique functionality that makes it easy for users to connect their diagrams to a number of data sources and display the information graphically.