What is the difference between ArcView, ArcMap, ArcGIS, ArcINFO, etc.?
Each of these applications are functional components of ESRI’s geographic information systems software suite. Some of these names related to functional increments determined by license and other relate to software versioning. Check out the answer on the Environmental Systems Research Institute’s (ESRI) ArcView 8.x webpage: http://www.esri.com/software/arcgis/arcview/faqs.html.