AirNow - Real-time Air Quality

AirNow is a real-time air quality companion that keeps you informed about air quality anywhere in the world. It pulls data from trusted sources and presents essential indicators — AQI, PM2.5/PM10, NO2, O3, SO2, and pollen — with up-to-the-minute updates and four-day forecasts to help you plan activities.

With personalized tips based on your activities and sensitivity to pollutants, AirNow guides athletes and health-conscious individuals to safer outdoor choices. Available on iPhone and Apple Watch, it puts air quality insights at your fingertips, wherever you are. Download AirNow to breathe healthier air.