Airing your home sounds simple—but it isn’t. With FrischluftCoach (including HomeKit integration), you’ll know exactly when opening the window is actually worth it. The app uses live weather and HomeKit sensor data plus your indoor readings to deliver personalized airing recommendations. Why FrischluftCoach? • Get proactive tips when airing is most effective • Helps you prevent mold • Keep a healthy indoor climate—without wasting energy • Ideal for apartments, offices, bedrooms, and kids’ rooms • Optional: air only during daylight hours – Notifications remind you automatically—at the right time, not too often. – The app learns your rooms and monitors temperature differences, humidity, and time of day. FrischluftCoach helps you breathe easier—at home and throughout your day.