ArcGIS for Server, Esri's primary GIS server product, allows you to create and distribute geospatial web services. As a complete and integrated server-based GIS, ArcGIS for Server provides out-of-the-box end-user applications and services for spatial data management, visualization, and spatial analysis.
This section contains information to assist you in understanding the capabilities and use of ArcGIS Server services from the perspective of an iOS application developer :
For more information on ArcGIS for Server, visit the ArcGIS Server Resource Center or contact your local Esri representative. If you already own ArcGIS for Server, many support resources are available to help you get started and meet your application needs.