New User Experience—Better organization and management of tools and content; intuitive and easy-to-use ribbon interface
Basemap Gallery—Ready-to-use ArcGIS Online maps that you can choose from (You can also add your own basemaps to the gallery.)
Integrated 2D and 3D Display—Integrated 2D/3D display, allowing users to choose their display mode
Presentation Tools—Help you create compelling interactive presentations that include your own maps and data
Easy to Configure and Customize—New tools that provide an easy way to tailor applications to a specific audience or to specific needs
Do not require programming
Multiple configurations able to be authored and managed centrally
Software development kit (SDK) that lets developers build custom tools and add-ins to extend ArcGIS Explorer software's capabilities
Bing Maps for Enterprise—Continually updated basemaps and layers from ArcGIS Online
Includes Bing Maps imagery, streets, and hybrid layers
Available as a subscription-based service to stand-alone ArcGIS Explorer users (However, if you are an ArcGIS Desktop [ArcInfo, ArcEditor, ArcView] user, you can use the same Bing Maps content for free in ArcGIS Explorer that you use in ArcGIS Desktop.)
Internationalization—Support for multiple languages in both the ArcGIS Explorer user interface and in the online help
ArcGIS Online Sharing—To search for, discover, and use additional content
Improved Data Support—Includes
Full support for the new layer packages that can be created using ArcGIS Desktop 9.3.1 (Layer packages enable ArcGIS Explorer users to leverage ArcGIS Desktop cartography.)
Improved support for KML/KMZ files, including support for regionalized KML