Last updated: March 16, 2026 | Effective immediately
1. Overview
SolarPanelCalculator.site is committed to protecting your privacy. This policy explains how we collect, use, and safeguard your information when you visit solarpanelcalculator.site.
We do not sell your personal information to solar installers, marketers, or any third party. Our tools are free and our business does not depend on monetizing your personal data.
2. Information We Collect
Information you provide:
- Energy usage data entered into our calculators (monthly kWh, electricity rates)
- Location data such as city, state, or ZIP code for solar irradiance calculations
- Email address if you subscribe to our newsletter (optional)
- Messages submitted via our contact form
Information collected automatically:
- IP address, browser type, referring URL, and pages visited
- Device type, screen resolution, and operating system
- Anonymized calculator usage patterns
3. How We Use Your Data
We use collected information to:
- Deliver accurate solar savings calculations and estimates
- Improve our calculators and user experience
- Send newsletters you have opted into
- Respond to support or feedback inquiries
- Detect and prevent fraud or security incidents
- Comply with applicable laws
4. Cookies & Tracking
We use cookies to improve your experience. Types of cookies we use:
- Essential cookies: Required for the website to function
- Analytics cookies: Help us understand site usage (e.g., Google Analytics)
- Preference cookies: Remember your settings such as metric or imperial units
You can disable cookies through your browser settings. Doing so may affect some site functionality.
5. Third-Party Services
We use trusted third-party services that operate under their own privacy policies:
- Google Analytics — traffic and behavior analysis
- Google AdSense — advertising (ads may be personalized based on interests)
- Cloudflare — CDN, performance, and security
- Email provider — newsletter delivery if you subscribe
6. Data Sharing
We do not sell, rent, or trade your personal information. We may share data only in these limited cases:
- With service providers who help us operate the website (under confidentiality obligations)
- When required by law, court order, or government authority
- In the event of a merger, acquisition, or asset sale
- To prevent fraud, harm, or illegal activity
7. Data Retention
- Anonymous usage data: up to 2 years for analytics
- Email subscriber data: until you unsubscribe
- Contact form submissions: up to 1 year
- Server logs: typically 90 days
You may request deletion of your data at any time by contacting us.
8. Your Rights
Depending on your location, you may have the right to:
- Access — request a copy of your personal data
- Correction — request correction of inaccurate data
- Deletion — request removal of your personal data
- Portability — request your data in a machine-readable format
- Opt-out — unsubscribe from marketing emails at any time
To exercise any of these rights, email: [email protected]. We respond within 30 days.
9. Children’s Privacy
Our website is not directed at children under 13. We do not knowingly collect personal information from children. If you believe a child has provided us information, please contact us and we will promptly delete it.
10. Security
We use standard security measures including HTTPS/TLS encryption, access controls, and regular security monitoring. No internet transmission is 100% secure, but we take all reasonable precautions.
11. Changes to This Policy
We may update this policy from time to time. We will update the last updated date at the top of this page when changes are made. Continued use of the site after changes are posted constitutes acceptance of the revised policy.
12. Contact
Privacy questions or requests: Click here