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Electricity Cost Calculator

See what your appliances really cost to run each month and year.

Run 24 hours a day, every day.

Appliances

Cost per month

$0

Cost per year

$0

Energy per month

0

Average per day

$0

The label wattage is the power drawn while running, not the average. A fridge cycling on and off uses far less than its rating suggests, which is why an estimate from this tool is an upper bound unless you know the duty cycle. For a real figure, a smart plug with energy monitoring gives you actual kWh.

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What Is Electricity Cost Calculator?

The Electricity Cost Calculator works out what your appliances cost to run each month and year from their wattage and daily use, including a standby load and any daily standing charge.

Who Uses the Electricity Cost Calculator?

Households use it to find which appliances actually cost money, and to check whether a device is worth replacing or running on a timer.

How to Use the Electricity Cost Calculator

  1. Set your price per kWh and days per month.
  2. Add each appliance with its watts, hours, and days used.
  3. Add any standby load and standing charge.
  4. Read the monthly, yearly, and daily cost.

Why Choose Our Electricity Cost Calculator?

  • Unlimited appliance list
  • Standby load and standing charge included
  • Per-appliance cost shown as you type

Try the Electricity Cost Calculator above — it is free, fast, and works on any device. Bookmark this page to return whenever you need it.