How's Air
Worldwide real-time air quality data
A simple way to get air quality and pollution information, help you to protect yourself from air pollutions.
Based on your real-time location, this app can list out an overview of nearby monitoring stations with latest AQI (Air Quality Index), and data of each pollutants if available, like PM 2.5, PM10, CO, Ozone, NO2, etc. Alternatively, data can also be viewed on maps.
As of now, data covers thousands of stations around world, and is counting. Currently, this app only support U.S. AQI standard and China AQI standard for calculating AQI. Will try to support more world-wide standards in future.