Energy calculators

Calculate what energy really costs.

Start with assumptions you can see and change. These tools are educational estimates—not quotes, guarantees, or individualized advice.

Electricity Bill Calculator

Estimate a bill, yearly electricity cost, and daily cost from your usage and rate.

Estimate what a refrigerator, dryer, space heater, TV, AC, dishwasher, or gaming PC costs to run.

Compare yearly fuel and electricity costs, monthly difference, and cost per mile.

Screen a solar project using bills, system cost, estimated production, and an electricity rate.

Estimate the financial impact of common efficiency improvements using editable assumptions.

Explore how a current energy cost could change with an adjustable annual inflation assumption.