well, it is called Shooter.
And yes, it have its own bluetooth link with Kestrel bluetooth handheld weather stations, but in my country i can't get one, and they are also very expensive. And the curiousity if i can get it done 
I want to simulate the arduino to this app:
https://play.google.com/store/apps/details?id=net.kndy.shooterbtkestrelplugin&hl=hu