
Free
About
Know your attic. Control your ventilation.
Atticus Sense gives you a simple way to see what’s happening in your attic and manage your compatible 4SEASONS HP+ ventilation system from your phone.
Monitor temperature and humidity, review climate history, check ventilation activity, and choose between automatic or manual control.
SEE CURRENT CONDITIONS
View attic temperature, humidity, and ventilation activity at a glance.
UNDERSTAND TRENDS
Review hourly climate data and see how attic conditions change by day, week, month, or year.
AUTOMATIC CONTROL
Let Atticus Sense manage your compatible 4SEASONS HP+ ventilation system based on climate conditions and configured thresholds.
MANUAL CONTROL
Take control of your compatible HP+ ventilation system directly from your phone.
FAN ACTIVITY
Check ventilation status and fan activity from the app.
MULTIPLE SENSORS
Monitor multiple Atticus Sense systems from a single account.
Atticus Sense is designed to hang within the attic space, away from the vent and roof surface, helping provide more representative attic-air measurements.
Compatibility
Requires a compatible Atticus Sense sensor and 4SEASONS HP+ Solar Powered Attic Vent.
Connectivity
Bluetooth® Low Energy 5.3
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What's New in Atticus Sense
1.1.1
November 2, 2026
• See connection progress when your app connects to a sensor over Bluetooth • If a connection fails, the app now tells you why and what to try next • Stability and performance improvements
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