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Calculators that show their work

Most solar calculators multiply your bill by a national average. Ours simulate every hour of the year under your utility’s actual export rules, use our real prices, and show you ranges — plus every assumption.

Start hereAI Bill Reader — fill every calculator from a photo of your bill Snap my bill

Flagship · hourly modelSolar savings & paybackYour bill, your utility’s export rules and our real pricing — cash, loan, lease and PPA side by side over 25 years.Open

Blackout runtimePick what must stay on — fridge, furnace, well pump, medical gear — and see hours of backup by battery size and price.Open

Peak-price battery savingsHow much of Xcel’s 5–9 pm on-peak usage a battery can cover on time-of-use rates, using your own rates.Open

EV fuel costGas vs grid vs sunshine — cost per mile and per year for your vehicle and miles.Open

EV as home backupYour vehicle’s battery size and your essential loads → days of vehicle-to-home backup with a bidirectional charger.Open

Going all-electricAdded kWh from a heat pump or EV → how many extra panels and what they cost.Open

Colorado Springs net-metering changeCompare the old 1:1 structure with the new options approved September 22, 2026 for a typical system.Open

Commercial ROIkWh, demand kW and roof space → solar plus peak-shaving storage, with the 2027 federal deadline in view.Open

Roof-age timingRoof age and material vs. 25+ years of panel life: roof first, both together, or no rush.Open

Solar quote checkerEnter a quote’s price, size and equipment — see its $/W against the Colorado range and the questions to ask.Open

Cash vs loan vs lease vs PPAYear-by-year cost of ownership using our real loan, lease and PPA terms.Open

Get honest numbers for your roof

Our Colorado crew looks up your utility’s current rules, models your roof, and tells you straight — including when solar or a battery won’t pay off.

Start my free estimate Call 720-370-8056