Write once – run everywhere!

Typical cross-platform mobile approach

Xamarin approach

.NET for Android and iOS !?

.NET for Android

.NET for iOS

Windows API

Android API (100% coverage)

iOS API (100% coverage)

Code sharing

Development environment

Developing iOS apps on Windows

Xamarin Designer for iOS

Xamarin Designer for Android

Nuget Integration

F# Support

.NET BCL Docs

Old Way: File Linking

Shared Projects

Portable Class Libraries

PCL or Shared Project

Xamarin + Xamarin.Forms

Xamarin + Xamarin.Forms

What’s Included

Pages

Layouts

Controls

Model-View-ViewModel

Model-View-ViewModel

Data Binding

Data Binding

Data Binding

Data Binding

Commands