TechTools

Electricity Bill Calculator

Rate Settings

Appliances

ApplianceWattsHrs/DayDays/MokWh
108.0
240.0
12.0
6.8
9.8

Monthly Summary

Monthly Bill

$45.18

Annual Bill

$542

Total Usage

376.5 kWh

Carbon Footprint

145.3 kg CO₂

Per Appliance Breakdown

Refrigerator108.0 kWh · $12.96
Air Conditioner240.0 kWh · $28.80
TV (55")12.0 kWh · $1.44
LED Bulbs (5x)6.8 kWh · $0.81
Laptop9.8 kWh · $1.17

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Add appliances with wattage and hours. Preset devices: fridge, AC, TV, laptop, LED. Monthly kWh, monthly bill, annual bill per appliance. Tiered billing mode. CO2 footprint.

How to Use

  1. 1Click a preset appliance to add it, or click Add Appliance to enter custom name and wattage
  2. 2Enter daily usage hours and days per month for each appliance
  3. 3Enter your electricity rate ($/kWh) - default is $0.12
  4. 4Click Calculate to see monthly kWh and cost per appliance, plus total monthly and annual bill
  5. 5Enable Tiered Billing to enter two-slab pricing for more accurate utility bills

Features

  • Add appliances with wattage, hours/day, days/month
  • Preset appliances: AC, fridge, TV, laptop, LED, heater, etc.
  • Monthly kWh and cost per appliance
  • Total monthly and annual bill
  • Tiered billing (two-slab pricing)
  • CO₂ footprint per month
  • 100% browser-based

Frequently Asked Questions

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Operations today0 / 3
5 MB max fileNo batch
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