HowMuchWatts
Explore home energy costs with transparent calculators
Understand and improve energy use in homes and buildings.
Explore home energy costs with transparent calculators
Plan natural ventilation around your home and local weather
Compare household energy use and running costs
Plan appliance use around expected rooftop solar output
Control room-by-room heating and cooling with a connected ductless heat pump.
Control compatible heating and cooling systems with smart thermostats
Add remote controls and schedules to compatible air conditioners
Control home heating and cooling with connected thermostats and sensors
Monitor household electricity and coordinate chargers and connected devices
Schedule heating and hot water with expandable room control
Understand electricity use through energy monitoring
Control compatible home heating from an app