ArcGIS for Windows Phone

ArcGIS for Windows Phone is a GIS software product from Esri designed to run on the Windows Phone 7 mobile operating system from Microsoft. ArcGIS for Windows Phone consists of a mobile application and an application programming interface (API).

ArcGIS Application
The ArcGIS for Windows Phone application provides easy access to the maps and a range common tasks. This free app is available for direct download from the Windows Marketplace. . The ArcGIS for Windows Phone uses maps and data from ArcGIS.com and internal/external ArcGIS Server deployments. It is also capable of the following:
 * Exploring and navigate maps
 * Finding addresses and places
 * Identifying locations and GIS features
 * Querying map layers and data
 * Measuring lines and areas
 * Collecting GIS data
 * Running predefined queries

To experience the functionality of ArcGIS for Windows Phone, visit ArcGIS for Windows Phone - Samples. This page has ArcGIS running on a Windows Phone 7 emulator. This emulator allows users explore the app's wide-ranging capabilities.

ArcGIS API for Windows Phone
The ArcGIS API for Windows Phone allows developers to add maps to their application based on a number of different types of layers, such as ArcGIS Server dynmaic map, feature, and tile layers. It also runs tasks such as geocoding, geoprocessing, query, and identify.