Amazingly enough, I am not the only one developing IOS apps for the Oracle Cloud. Alex Barbaneagra, an Oracle senior sales consultant in Romania, has developed an iPhone App to manage your Oracle Ravello.
Within the App you can see your blueprints and applications. Inside the applications you can see all your Virtual Machines and their details like Region, CPUs and RAM. You can also Start and Stop the VMs.
The App is available in the Apple App Store: