– All of the air quality information near you everywhere to check smog and pollution outdoor
– AQI and the toxic pollutant concentration of NO2, O3, SO2, CO, PM10 and PM2.5.
– Very helpful in case of dust allergy, respiratory matters, asthma to protect your lung and your health
– Extensive network of air pollution sensors: monitor China (with US Embassy and consulate AQI), India, Malaysia, Singapore, Japan, Korea, USA, Canada, the UK, Australia, Mexico, Brazil, France, Hong Kong, Thailand, Indonesia, Chile, Turkey, Poland, Peru, visual, the Netherlands, Mongolia + more – as well as cities such as Beijing, Shanghai, Guangzhou, Shenzhen, Seoul, Incheon, Busan, Daegu, Daejong, Mumbai, New Delhi, Tokyo, Mexico City, Bangkok, London, Los Angeles, New York, Lahore, Islamabad, Karachi and much more..
– Totally free