Home energy calculators
Electricity bills, appliances, heating, heat pumps and solar — in your own units and currency.
Electricity Cost CalculatorTurn kWh, unit rate and standing charge into a monthly and yearly electricity bill, and compare two tariffs side by side.Home Appliance Running Cost CalculatorFind out what a fridge, heater, TV or dryer really costs per hour, month and year — including standby power.Home Office Electricity Cost CalculatorWhat working from home adds to your electricity bill: laptop, monitors, lighting and a space heater, per day and per year.Heat Pump Running Cost CalculatorEstimate a heat pump's yearly running cost from your heat demand and SCOP, and compare it with your gas or oil boiler.Home Heating Cost CalculatorCompare the cost of a unit of useful heat from gas, heating oil, propane/LPG, electric heaters and heat pumps.Solar Panel Savings CalculatorPayback period and lifetime savings for rooftop solar from your generation estimate, self-use share and export rate.