Free · No ads Stay cool this summer
canicule tells you exactly when to open and close your windows to keep your home as cool as possible during a heatwave.
iOS Coming soon Android Coming soon Web Coming soon
Coming soon to iOS, Android and the web.
How it works
Your location
Set your city to fetch the local hour-by-hour weather forecast.
Your home
Describe your home and comfort floor — canicule adapts to your indoor space.
Open at the right time
Get precise reminders to open and close your windows and capture the coolest air.
Why canicule
Perfect timing
An hour-by-hour thermal model tells you when outdoor air can actually cool your home.
Privacy-first
Only a coarse region is used — never your exact GPS coordinates.
Works offline
The calculation runs on your device. No account, no server to wait for.
Free
No ads, no subscription. Just a cooler home.
Ready to keep your cool?
canicule is coming to your devices. Pick your platform.
iOS Coming soon Android Coming soon Web Coming soon