Electricity Cost Calculator
Calculator ToolsUnits and bill of any appliance
FreePrivateInstant
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History
All history →Electricity Cost Calculator — at a glance
Find out how many units (kWh) an appliance uses and what it costs per day, month and year.
1500 W for 2 hours a day
Run
≈ ₹720 per month
How to use it — step by step
Appliance watts, daily hours and your rate per unit.
1
Enter your values
Fill in the boxes. Sample values are already there so you can see how it works.
2
Calculate
Press the button to get your answer instantly.
3
Read the result
The main answer is shown in a large card with extra details below it.
4
Copy it
Use the copy button to save the result anywhere.
Pro tips
Small things that make the result better.
✦The watts are printed on the appliance label.
✦1 unit of electricity = 1 kilowatt-hour (kWh).
✦Slab rates differ by state — use your average rate per unit.
Quick facts
Freeno signup, no limit
Instantresult in a moment
Privatenothing is uploaded
Any devicephone, tablet or PC
Frequently Asked Questions
What is a unit?+
One unit is 1 kWh, the energy used by a 1000 W appliance running for one hour.
Is my data safe?+
Yes. Everything runs inside your own browser. Your text, files and images are never uploaded to any server.
Is this tool really free?+
Yes — completely free, no signup, no watermark and no usage limit.
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