Wileyfox phone users are left next to nothing after operating system developer Cyanogen announced that it was shutting down its services and OS. Wileyfox , a British smartphone manufacturer running and using the now-defunct OS to its five phones such as Swift 2, Swift 2 Plus, Spark, Spark+, and Spark X is now eying a shift and bring Google's Android Nougat operating system to all of its handsets.