This application is useful in countrys that suffer from Air Pollution. This shows the current air quality index of your location. The app matches its background to an air quality index so that you can quickly see the result. There is an information button that, when clicked, shows extra instructions for the respective values.
The aim of this application is to provide a very simple interface that just shows you the state of the air around you. There is a lot more data available but its purposely kept simple. If you find it interesting please have a look at www.aqicn.org
"aqicn.org" is a free website that collects and provides statistics of air sensors for more than 60 countries in the world. The have a free API which this application uses to display the data.