Today, February 21, 2013,
Xamarin announced the release of Xamarin 2.0. Xamarin is a company created by the developers of Mono, MonoTouch and Mono for Android, a cross-platform implementation of the .NET platform.

Currently, the development cost for iOS in Visual Studio is estimated at US $ 999
')
It is possible to download Starter Edition, which allows you to write no more than 32k of compiled (?) Lines of code, which, in their opinion, will be sufficient for all mini-applications. No support available. Buy / Download -
store.xamarin.comvia
TechCrunch