Your home energy,
optimized

GridMate is a Home Assistant addon that tracks your energy usage, calculates real costs, and schedules devices to run when electricity is cheapest.

GridMate live dashboard

Everything you need to manage your energy

Real-time monitoring, cost breakdowns, and automated optimization. All in one dashboard.

Real-time monitoring

See exactly what your home uses right now. Power draw, solar production, grid consumption and injection, updated every few seconds. Pick any time window to explore historical data.

Live energy dashboard

Know exactly what you pay

Every part of your energy bill, calculated automatically. Variable rates, capacity charges, grid fees, broken down by day, week, or month. Track meter readings and daily consumption with tariff-level detail.

Cost breakdown dashboard Energy usage tracking

Solar & battery tracking

Monitor solar production against forecasts throughout the day. Track your home battery's state of charge, charging and discharging rates, and switch operating modes without leaving the dashboard.

Solar panel dashboard Home battery dashboard

Schedule any device

Add your car charger, boiler, washing machine, or any other device and GridMate finds the cheapest time to run it. Each device shows its planned time slots, power levels, and total energy. Turn a device on or off and the schedule updates instantly.

Device scheduling overview

Works on any screen

Use GridMate on your phone, tablet, or desktop. The interface adapts to your screen so you can check energy stats, review schedules, and manage devices wherever you are.

GridMate on mobile

Smart device scheduling

Tell GridMate about your devices and energy contract. It finds the cheapest time to run your washing machine, charge your car, and heat your water, taking into account energy prices, solar forecast, and your preferences.

Energy Plan

Production

24.2 kWh
Forecasted solar

Grid Import

4.6 kWh
From grid

Grid Export

3.2 kWh
Injected to grid

Self-Consumption

21.0 kWh
Own production used

Built on open source

GridMate is fully open-source, built on top of Home Assistant, the world's largest smart home platform with over 2800 integrations.

That means you're never locked into one ecosystem. Connect virtually any brand of solar inverter, EV charger, heat pump, smart plug, or appliance. If Home Assistant supports it, GridMate can optimize it.

Smappee Charging stations
SMA Solar inverters
Daikin Heat pumps & AC
Nordpool Energy pricing
Miele Smart appliances
Philips Lighting & devices
Samsung Smart appliances
Siemens Home appliances

And 2800+ more integrations available through Home Assistant.

Browse all integrations

Ready to take control of your energy?

GridMate is fully open-source, and installs in minutes. Set it up and start saving.