Android-based applications using C# : MonoDroid

MonoDroid is a development stack for using C# and core .NET APIs to develop Android-based applications.

MonoDroid will be a commercial product licensed in a similar fashion
to our Mono for iPhone product MonoTouch.

To quickly get started read the installation guide and our Tutorials. If you have questions, you can contact us or discuss directly with the MonoDroid community on the mailing list, or in our IRC Chat.

You should familiarize yourself with the API, the API Design, MonoDroid's architecture, the list of class libraries that are part of MonoDroid, MonoDroid's Limitations.

Download MonoDroid from here
http://mono-android.net/

For sample you can visit
http://www.c-sharpcorner.com/UploadFile/mahesh/5795/