Calculate monthly and semi-annual earnings from fixed-interest investments with this customizable ROI calculator. Includes lead capture form, CAPTCHA protection, and branding options.
Read MoreWhat Can This Calculator Do?
- Estimate total solar system size (kW) based on usage and roof specs
- Calculate number of panels needed and available savings
- Include loan payments, installation cost, and incentives
- Show feed-in tariff earnings from exporting solar energy to the grid
- Display monthly savings, ROI %, and payment vs. return details
What Makes It Stand Out?
- Includes Grid Export calculations based on user-defined rates
- Fully responsive with collapsible advanced settings
- Interactive ROI and loan payoff visualization
- Lead form integration to collect user details
- Custom design options to match any brand style
Who Should Use This?
- Solar Installation Companies & Energy Consultants
- Renewable Energy Startups and Service Providers
- Home Improvement & Green Energy Bloggers
- Web agencies building sustainability-focused websites
Technical Specs
- Built with HTML / JS – lightweight and fast-loading
- Works on WordPress, Wix, Squarespace, Weebly, and more
- Shortcode or iframe embed ready
- No recurring fees – one-time purchase with optional custom services
- Fully customizable layout, colors, fields, and formulas
