.NET Framework 4.6 and 4.5
Gets or sets the name of the currently running application.
abstract ApplicationName : string with get, set
Type: System.StringA String that contains the application's shortened name, which does not contain a full path or extension, for example, SimpleAppSettings.
The ApplicationName and Name properties help to disambiguate similarly named setting properties in different applications.
Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0
.NET Framework Client Profile
Supported in: 4, 3.5 SP1