Free solar tools and checklists
Use these free tools to compare solar lease, PPA, and loan offers with more confidence. They are made to help you ask better questions, slow down, and understand the numbers before you sign anything.
Start with simple, free tools
Solar quotes can feel confusing, especially when each company uses different words, prices, and contract terms. Our free tools are here to make the basics easier to understand in plain language.
Tools to help you compare offers
If you want a quick estimate of how solar payments and utility bill changes may look over time, try our [solar savings estimator](/tools/solar-savings-estimator/). It can help you see how results may vary based on your home, utility rates, contract type, and state.
Estimate your solar savings range
A simple worksheet to estimate a realistic monthly savings range for solar leasing — based on your bill, not a sales promise.
Read the guide →Lease vs buy: a side-by-side worksheet
Print this worksheet to compare a solar lease and an owned system on upfront cost, monthly cost, savings, and the tax credit.
Read the guide →Is your home ready for solar? A checklist
A free checklist covering roof, shade, utility bill, and credit so you know if solar leasing is worth pursuing for your home.
Read the guide →The questions-to-ask checklist
A printable list of the exact questions to ask a solar provider about price, escalators, guarantees, transfers, and what happens if you move.
Read the guide →Thinking about going solar?
Compare a lease, a PPA, and a loan first — then get matched, free, with vetted providers near you. You compare and choose who to hire, and you confirm every number before you sign.