Smogi: Air Quality Index

Wildfire smoke or smog outside? Check today's air quality, PM2.5 and health advice in seconds — right from your widget or Apple Watch.

Smogi shows the air quality where you are — clearly and in seconds, at home and in the many countries where the iPhone Weather app shows no air quality data.

SEE THE AIR YOU'RE BREATHING • One universal Air Quality Index (AQI) with a clear color scale — it means the same in every city • Pollutant breakdown: PM2.5, PM10, ozone (O₃), nitrogen dioxide (NO₂), carbon monoxide (CO) and sulfur dioxide (SO₂) • The dominant pollutant right now • Health advice for the general population, athletes, children, older adults, pregnant women and people with heart or lung conditions

PLAN AROUND WILDFIRE SMOKE AND SMOG • Air quality history chart for the past few days • Multi-day air quality forecast (PRO) • Hourly updates (PRO) — the free plan updates once a day

ALWAYS AT A GLANCE • Home Screen widget • Apple Watch app with complications

DATA YOU CAN RELY ON Smogi uses a global air quality model that combines Copernicus data, satellite observations, ground monitoring stations and machine learning, with coverage worldwide.

SIMPLE AND PRIVATE • No ads, no clutter • Your location is used to show the air quality where you are

MADE FOR • Runners, cyclists and anyone who trains outdoors • Parents deciding whether the kids can play outside • People with asthma or other breathing conditions • Commuters and travelers

SMOGI PRO Subscribe monthly or yearly to unlock hourly updates, the air quality forecast and improved location accuracy. New subscribers may be eligible for a free trial. Payment is charged to your Apple Account. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Manage or cancel your subscription in your App Store account settings.

Questions? uaqi.app@gmail.com Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://uaqi.carrd.co/#privacy