How do I calculate my electricity bill?

Enter your appliances, their wattage, and daily usage hours. The tool calculates units consumed and estimated cost based on your rate.

What is a unit of electricity?

One unit of electricity equals 1 kilowatt-hour (kWh), which is the energy used by a 1000W appliance running for 1 hour.

Yes, the calculator includes Pakistan WAPDA slab tariff rates alongside a custom rate option for any country.

Estimate your electricity bill by entering appliance usage and your per-unit rate.

Instant Bill Estimate Works Offline

Country / Rate Preset

🇺🇸USA

🇬🇧UK

🇪🇺Europe

🇮🇳India

🇵🇰Pakistan

✏️Custom

Units Consumed (kWh)

Rate per kWh

Currency Symbol

Fixed Charge (optional)

Tax / GST % (optional)

Rate per kWh

Currency Symbol

Appliance

Watts Hrs/day

ℹ️ Estimate only. Your final bill may include additional charges from your utility provider.

Your MazyTools Assistant

Hi! I'm Mazy 👋 Tap a topic or type your question!