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Real-time AQI, PM2.5 & maps. Stay safe with live pollution alerts.
Protect your family from wildfire smoke and urban pollution. Whether it's the annual fire season or daily city smog, Air Quality Index provides the most accurate, hyper-local data for the USA and Canada. We integrate high-fidelity data to give you a "Nowcast" of exactly what you are breathing. Key US & Canada Features: Fire & Smoke Map: Track wildfire hotspots and smoke drift in real-time. PM2.5 & Ozone Alerts: Get notified when levels cross WHO or EPA safety thresholds. Outdoor Activity Guide: Should you go for that run? Our app tells you based on current AQI. Widget Support: View local air quality on your home screen instantly.