ESRI
ArcGIS Explorer
FreeArcGIS Explorer: Easy GIS Content Access
Windows
ArcGIS for Windows 8
FreeArcGIS for Windows 8: Mapping Preview App
Windows
MapObjects Professional
Trial versionMapObjects Pro: Powerful GIS Components for Windows Development
WindowsMapObjects LT
PaidMapObjects LT: Mapping Components for Windows Developers
Windows
Collector for ArcGIS
FreeEfficient Data Collection with Collector for ArcGIS
iOS