Faisal Waris has published a very interesting Experience Report on using F# on Android with the Xamarin tools. It is fabulous to again see independent confirmation of the value of F# in the mobile computing space.
F# and Xamarin triumphed. I can’t imagine writing such a complex mobile app in another language. Instead of 6K, equivalent Java code would be in the 50K LOC range and of untenable complexity. I think F# is a great language for mobile computing. It is surprising how much you can do on these devices today.
Full version here