Zones let you use your N9 in a new and playful user interface.
It lets you keep the most essential parts handy to use based on your context. Whether you are at home, office, with friends you can group your applications, your needs and desires into Zones and interact with your device based on the Zone you are in. All it takes is a swipe to move from one Zone to another.
You can configure new Zones directly in your device or download new Zones for specific purpose.
Source N9 Apps