Energy & Home

Estimate electricity costs for any appliance based on wattage, usage, and local rates.

Estimate trip fuel cost, distance on a budget, or the economy required to hit a cost target.

Estimate your gas bill from usage and price, with a seasonal projection and fuel-switching comparison.

Estimate monthly energy use and cost for a single appliance, a whole-home basket, or back-solve hours or wattage that fit a monthly budget.

Estimate solar panel system size, installation cost, annual savings, payback period, and 25-year ROI based on your electricity bill and location.

Calculate required BTU for heating and cooling a room based on dimensions, insulation, climate zone, windows, sun exposure, and occupants.

Estimate the cost of a home renovation by room, quality level, region, and scope — with labor, materials, and contingency broken out.