Electricity Cost Calculator
Estimate the running cost of any electrical appliance per day, month and year based on wattage and usage hours.
kWh ร rate
Energy used (kWh) = watts ร hours / 1000. Cost = energy ร price per kWh. Find your rate on your latest electricity bill.
Frequently Asked Questions
Is the Electricity Cost Calculator free to use?
Yes, the Electricity Cost Calculator is 100% free to use. There are no subscriptions, no sign-ups, and no hidden fees.
Is my data safe when using the Electricity Cost Calculator?
Absolutely. All calculations performed by the Electricity Cost Calculator happen locally in your web browser. We do not store, track, or transmit your inputs or results to any server.
How accurate is the Electricity Cost Calculator?
Our Electricity Cost Calculator uses industry-standard formulas and methodology. You can view the exact formula and calculation logic used in the methodology section above to verify the math yourself.
Can I use the Electricity Cost Calculator on my mobile phone?
Yes! The Electricity Cost Calculator is fully responsive and works seamlessly on all devices including smartphones, tablets, and desktop computers.