Frequently Asked Questions
Is the calculator free to use?
Yes! Our solar calculator is completely free, with no sign-up or personal details required.
Do you collect my data?
No, we respect your privacy. We do not store or collect any personal information. You can use our tool anonymously.
Are the savings estimates accurate?
Estimates are based on national averages and public utility data. They provide a general idea but should not be used as a formal quote.
Do I need to contact an installer after using the tool?
No, there's no obligation. However, we recommend contacting a certified installer to get a customized quote for your property.
Can I use the tool if I rent my home?
The calculator is designed for homeowners. If you're renting, your options for solar may be limited to shared solar or community programs.
What data is used in the estimate?
The tool uses ZIP code, estimated roof space, sunlight hours, panel efficiency, and electricity rates based on your region.
Do solar panels work in cloudy weather?
Yes, solar panels still produce electricity on cloudy days, though at reduced efficiency — typically 10–25% of full sun output.
Can I change the panel size or efficiency?
Yes, our calculator allows you to modify inputs like panel size, efficiency, and electricity cost for more accurate results.
What is the average payback period for solar?
On average, most homeowners see payback in 6–9 years. This varies depending on your electricity usage, location, and system cost.
Who can I contact for installation help?
While we don’t offer installation services, we suggest contacting certified local solar installers for professional advice. Visit our Contact page for more help.