Home Energy Saving Calculators
Discover exactly how much every appliance in your home costs to run. From ACs to ceiling fans, get precise monthly cost estimates and upgrade payback analysis.
Home Energy Calculators
21 free tools to help you make smarter decisions
Electricity Bill Calculator
Estimate your full household electricity bill with state-wise DISCOM slab tariffs for any Indian state.
AI Electricity Bill Explainer
Upload your electricity bill PDF or image and get AI-powered analysis of every charge, tariff, and hidden cost.
Appliance Electricity Cost Calculator
Calculate electricity costs for 30+ home appliances — fans, geysers, fridges, washing machines — with real tariffs.
AC Bill Calculator
The most accurate AC electricity cost calculator in India. Enter star rating, tonnage, usage hours for exact monthly cost.
AC Savings Calculator
Find out how much you save by upgrading to a higher star-rated or inverter AC with payback period analysis.
AC Tonnage Calculator
Instantly find the right AC capacity for your room size, ceiling height, sunlight exposure and climate.
AC Comparison Tool
Compare electricity consumption and running costs of any two AC models side-by-side with BEE data.
AC Power Consumption Calculator
Calculate exact wattage, units consumed, and hourly cost for any AC by tonnage and star rating.
AC Circuit Safety Calculator
Calculate the right MCB rating, wire gauge, and circuit capacity for your AC installation.
Solar ROI Calculator
Know exactly when your solar panels pay for themselves with 25-year savings projection and payback period.
Solar Subsidy Calculator
Calculate PM Surya Ghar subsidy (up to ₹78,000), net cost, and payback period for your home.
Solar Panel Size Calculator
Calculate the exact kW system size and number of panels needed for your monthly electricity consumption.
Solar Battery Backup Calculator
Calculate backup hours and optimal battery size for your solar system during power cuts.
Solar Battery Backup Calculator
Calculate how long your solar battery backup will run all your home appliances during outages.
Ceiling Fan Electricity Cost Calculator
Calculate ceiling fan electricity consumption and monthly running cost. Compare standard vs BLDC fan savings.
Refrigerator Electricity Cost Calculator
Calculate refrigerator electricity consumption by size, star rating, and usage. Compare inverter vs normal fridge.
Home UPS Sizing Calculator
Calculate the right inverter VA rating and battery Ah capacity for your home appliances and backup needs.
Inverter Battery Backup Calculator
Calculate how many hours your inverter battery will run during power cuts with appliance load analysis.
Room Cooling Time Calculator
Estimate how quickly your AC or air cooler cools any room based on tonnage, size, and outside temperature.
Water Tank Filling Time Calculator
Calculate overhead tank fill time based on motor HP, pump flow rate, and tank capacity.
Generator Fuel Consumption Calculator
Calculate diesel or petrol generator fuel usage per hour based on kVA rating, load, and runtime.
Top Picks Right Now
AC Bill Calc
Get your exact AC electricity cost including seasonal variation
AC Savings
See exact savings from upgrading your old AC to a 5-star inverter model
Tonnage Calc
Never buy the wrong AC size again — oversized ACs waste 30% more electricity
AC Compare
Make data-driven AC purchase decisions with exact running cost comparison
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