Engineering Precision
For Every Solar Sale

The ultimate mathematical toolkit for solar installers and homeowners. Professional feasibility studies generated in seconds, powered by PhD-level calculations.

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The Concept: Engineering Simplified

Closing a $10,000 solar installation shouldn't require a degree in electrical engineering. Solar ROI Pro bridges the gap between complex mathematical modeling and field sales. Our tool allows any installer to provide instant, data-backed financial certainty to potential clients.

$19.99

The cost of a single lunch for a lifetime of professional sales power.

For Installers

Don't just promise savings—prove them. Generate professional PDF reports on-site that detail the 25-year cash flow, CO2 reduction, and exact payback period.

For Homeowners

Take control of your investment. Use our satellite-guided orientation tools to find the optimal tilt and azimuth for your roof to ensure maximum energy yield.

Mathematical Rigor

Calculations based on PVGIS EU JRC data and custom engineering algorithms that account for global irradiation patterns and system losses.

Global Support. Local Precision.

8 Supported Languages

  • English (Global Standard)
  • Deutsch (Germany & Austria)
  • Français (France & Benelux)
  • Italiano (Italy)
  • Nederlands (Netherlands)
  • Srpski / Hrvatski (Balkan Region)
  • Arabic (UAE & Middle East)

Built-in Tariff Systems

  • USA: National Average Modeling
  • Germany: Bundesnetzagentur Rates
  • France: EDF Injection Tariffs
  • Italy: Enel / GSE Standards
  • Croatia & Austria: HEP / Wien Energie
  • Serbia: EPS Snabdevanje
  • UAE: DEWA Net Metering

Ready to Professionalize Your Solar Business?

Join hundreds of engineers and installers who use Solar ROI Pro to turn technical data into closed deals.

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