WattBill USA

Understand what your appliances may add to the electric bill before it arrives.

WattBill USA turns appliance wattage, daily use, and electricity price into clear daily, monthly, and yearly estimates. Choose a U.S. state to use a current residential average from the U.S. Energy Information Administration, or enter the exact rate shown on your utility bill.

INDEPENDENT APP DISCLAIMER
WattBill USA is independently operated. It is not affiliated with, endorsed by, or representative of the U.S. government, the U.S. Department of Energy, the U.S. Energy Information Administration, any state government, or any utility.

OFFICIAL GOVERNMENT DATA SOURCE
U.S. Energy Information Administration (EIA), Electricity Retail Sales:
https://www.eia.gov/opendata/browser/electricity/retail-sales

EIA API documentation:
https://www.eia.gov/opendata/documentation.php

WattBill USA uses monthly residential average electricity prices from official EIA open data only for educational cost estimates. Verify current figures using the official source and the rate shown on your utility bill.

Features:
• Calculate daily, monthly, and yearly electricity costs
• Use current EIA residential averages for all 50 states and Washington, D.C.
• Compare appliances, heating, cooling, laundry, and EV charging
• See the formula behind every estimate
• Read practical energy-cost guides and appliance wattage references
• No account or sign-in required

Estimates are educational and may differ from actual utility charges because bills can include taxes, fixed fees, tiered pricing, demand charges, and changing usage patterns.

Privacy policy: https://wattbill-usa.com/privacy/
Support: [email protected]