A simple iOS app for fresh air decisions
Open Your Windows
Know when the air outside is worth letting in. The app combines temperature, dewpoint, air quality, pollen, gusts, and rain into one clear recommendation.
Comfort
Temperature, dewpoint, gusts, and rain.
Air quality
AQI checks before you let outdoor air in.
Pollen
Optional allergy-sensitive guidance.
9:41
Updated now
Today
Downers Grove, IL
Windows
Open
Air quality is good, humidity is comfortable, and conditions look stable.
Good for the next few hours.
Temperature
Comfort range
Comfort range
68°F
Air Quality
PM2.5
PM2.5
32
Pollen
Dominant: Oak
Dominant: Oak
Low