See air quality reports from 10k monitoring stations around the world. Reports are in the form of calculated AQI (Air Quality Index) for major air pollutants. The higher the AQI value, the greater the level of air pollution and the greater the health concern. Air pollutant with the highest AQI is shown on the main screen for the selected monitoring station. Tap the screen to see the complete AQI list. Scroll down to access historical data.

Features:

- add up to 3 stations

- see data from the nearby station

- air sampling timestamp (station local time)

- track historical data

- customize fetch schedule

Version 4.2.0:

- Translated to Chinese (Traditional) - thanks to josesun

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Data Source: World AQI Project - http://aqicn.org