Utility & energy calculators
Built on NEPRA's actual tariff and the current solar net billing rules — not a flat per-unit guess. See the full rate tables behind every number here.
Electricity Bill Calculator
NEPRA tariff, the protected-status cliff, current QTA/FPA, duty and GST
Appliance Electricity Calculator
See which appliances are actually driving your bill, in rupees
Solar System Size Calculator
Right-size a solar system for your consumption, city, and roof space
Solar Payback Calculator
Simple payback under the new net billing rules — not the old net metering rate
Generator & UPS Runtime Calculator
Battery backup runtime, battery sizing, and generator fuel running cost
Energy Unit Converter
kWh, MJ, BTU, kcal, therms, and ton-hours