Free Tools
Solar Decision Tools
Every tool is free, no sign-up required. Built to help you make informed solar decisions without talking to a salesperson.
Most Popular
Quote Audit
Upload an installer quote and get an instant A-F fairness grade with line-by-line market comparison.
Open Tool → AI-Powered
Solar Configurator
Enter your address and electric bill to get a complete system design with equipment list and savings estimate.
Open Tool →Savings Calculator
Quick estimate of how much you could save with solar based on your state, utility, and monthly bill.
Open Tool →ROI Calculator
Calculate your return on investment, net present value, and payback period for a solar installation.
Open Tool →Battery Sizing Tool
Figure out how much battery storage you need based on your usage patterns and backup requirements.
Open Tool →Equipment Comparison
Compare solar panels, inverters, and batteries side-by-side on specs, price, and value.
Open Tool →