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Electricity

Electricity Bill Calculator

Turn monthly units into a simple household budget estimate. Use the effective rate from a recent bill for the most useful comparison.

Formula shown Browser-only inputs Offline ready
Your inputs

Enter your household details

Your numbers stay in this browser. Nothing is uploaded.
Your estimate

Estimated monthly bill

₹2,150

At 250 units a month, your estimated annual electricity spend is ₹25,800.

Energy charge₹2,000
Fixed charge₹150
Annual estimate₹25,800

Keep in mind

Uses one blended per-unit tariff entered by you.

Taxes, slabs, fuel surcharges and rebates are not separately modelled.

How this estimate works

A simple formula, visible assumptions

Monthly cost = units × blended tariff + fixed charge.

The result updates in your browser as you change an input. It is a planning estimate, so compare it with real bills, product specifications and a qualified professional's assessment.

Read the full methodology
A better input gives a better result

Before you calculate

  • Use a recent electricity bill or equipment nameplate.
  • Enter prices and tariffs that apply to your household.
  • Keep notes from installers or manufacturers nearby.
  • Recalculate when your usage pattern changes.
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