Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.

12+

Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.

17+

You must be at least 17 years old to access this App.

Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.

SG Air 螢幕截圖

iPad

iPhone

About SG Air

Singapore Air quality report with 1-hr PSI/AQI, 24hr PSI/AQI, 1hr PM2.5(fine particulate matter), 24Hr PM2.5, 24Hr particulate matter (PM10), sulphur dioxide (SO2), nitrogen dioxide (NO2), ozone (O3), and carbon monoxide (CO).

Features:
- 1hr PSI/AQI Widget
- NOTIFICATION service hourly on hazy day base on 1hr PM2.5 PSI/AQI > 100, 24hr PSI/AQI>100 or Sumatra Hotspot count>100
- supported PSI and AQI
- Haze map with wind direction, hotspots location and haze coverage (Map update on evening everyday)
- Line charts with 24hrs data including 24hr PSI/AQI, Sumatra Hotspot Count, 1hr PM2.5, 24Hr PM2.5, 24Hr PM10, 24Hr SO2, 1Hr NO2, 8Hr O3 and 8Hr CO.
- Crowdsource air quality report - check out nearby air quality reported by app users.
- Crowdsource photo - photo uploaded by app users.
- SG Air Camera

Notes:
- 1hr PM2.5 PSI: We convert it by following formula from NEA and breakpoints of 24-hr PM2.5(ug/m3).

- AQI breakpoints referred from The United States Environmental Protection Agency (EPA)

- if you encounter error on Apple Watch, please reinstall apple watch app at Watch > SG Air.