Free · Everyday · Electrical

Electricity Calculator

Estimate appliance energy use and cost from power, daily runtime, days, and electricity rate.

  • Checked formula
  • Private in your browser
  • No signup
Calculator inputs

Enter your values

Result

Your calculation

Estimated electricity cost
$27.00
Energy used
180 kWh
Average daily cost
$0.90
Average daily energy
6 kWh

How to use this calculator

  1. Enter the values and choose the units that match your situation.
  2. Calculate to see the primary answer and useful conversions.
  3. Review the assumptions before using the result for a project or decision.

Private by default

Inputs and results stay in this browser tab. Bookify does not upload or store the values you enter.