Windows OS for Windows Mobile is available in various versions, but for this article we will be using Windows Mobile 6. Windows Mobile 6 uses .NET Compact Framework v2 SP2, and has 3 different versions:
Windows Mobile 6 Standard (phones without Touch Screen)
Windows Mobile 6 Professional (with Phone functionality)
Windows Mobile 6 Classic (without Phone functionality)
Windows Mobile 6.1 and Windows Mobile 6.5 are other 2 higher versions available with some additional features as compared to Windows Mobile 6. Windows Mobile 7 expected to be released in 2010 and is said to have major updates.
This article concentrates on development on Windows Mobile 6 Professional.