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Find the energy hogs in your home

Estimate appliance electricity cost using watts, daily use and your utility rate.

Enter your numbers

watts
hours
days
$ / kWh

Important: Actual consumption may cycle below nameplate wattage. Utility bills can include tiers, demand fees and fixed charges.

All free tools Find the energy hogs in your home

About this Find the energy hogs in your home

Estimate appliance electricity cost using watts, daily use and your utility rate. Enter your own values in the calculator above to receive an instant estimate. Your information stays in your browser and is not uploaded to our servers.

How to use it

  1. Enter the requested values using the units shown.
  2. Review the live result and its supporting breakdown.
  3. Adjust one value at a time to compare possible scenarios.

Understanding the result

The result is an educational estimate based on the information you provide and the assumptions displayed on this page. Actual figures may differ because providers, regions, rounding methods, fees, laws, and individual circumstances vary.

Frequently asked question

Is this tool free?
Yes. It works without registration and can be used on phones, tablets, and desktop computers.

Review important financial, tax, medical, legal, or contractual decisions with an appropriately qualified professional or official source.