watt&home
US · UK · Europe
Market & tariff

Choose your label market and enter the electricity price from your bill.

For example, 20 cents/kWh is 0.20 USD/kWh. Use your own bill rate.

Read United States guidance

Changing market selects a currency and clears the draft price for you to enter. Currency changes do not convert prices. Your remembered market sets the label reader's starting market; shared examples keep their own inputs. Separate scenario rates stay as entered.

Clearing removes saved market, tariff, scenarios and measurement observations. Export journal records you want to keep first. Analytics choices are managed separately in the footer.

How device storage works

START WITH YOUR QUESTION

Find the right
starting point.

Choose what you want to estimate and the input you have. The next step keeps energy units and calculation boundaries clear. Your label market suggests a currency; enter your own price in that currency.

What would you like to work out?

Your appliance and input

The market describes the label context. Enter your own currency and electricity price in the calculator; changing currency does not convert prices.

Browse all 15 calculators or read the calculation methodology. Existing calculator starting figures are illustrative; replace them with your own compatible inputs.