⚡ Electricity Bill Calculator
Add appliances to see where your monthly units are going.
| Appliance | Watt | Qty | Hours/day | Units/month |
|---|
Estimated monthly bill
Total units
Energy cost
Other charges
Formula per appliance: watt ÷ 1000 × quantity × hours/day × 30. The tariff field is intentionally editable. Bangladesh residential billing can use slabs plus other applicable charges, so use your current utility tariff/bill for the closest estimate.
Why this is more useful than only entering units
A 36W BLDC fan used 12 hours/day is about 13 units/month, while an 80W fan on the same schedule is about 29 units. This breakdown lets you identify the load that actually matters. Inverter AC and refrigerators cycle, so their nameplate wattage can overstate average use.