SolarWise - Solar Calculator

SolarWise is the smart solar calculator that helps homeowners make confident decisions about solar panels and battery storage. Enter your location, roof details, and energy usage to get personalized system recommendations with realistic financial projections.

Real data. Real results.

SolarWise uses NASA POWER satellite irradiance data to estimate how much energy your solar panels can generate based on your exact location. No guesswork. No inflated estimates.

5 auto-generated configurations

Get five tailored system options, from Budget Saver to Maximum Coverage. Each configuration includes:

Panel count
Battery sizing
Break-even timeline
25-year ROI
Overall score
Works in 12+ countries

Available for users in the United States, United Kingdom, Germany, Australia, France, Spain, Italy, Japan, India, Canada, Netherlands, and Brazil — with localized currency, units, electricity rates, tax incentives, and feed-in tariffs.

Key features
NASA satellite solar irradiance data for accurate estimates
Roof direction, tilt angle, and shading analysis
Battery storage sizing with degradation modeling
EV charging integration
Grid export and feed-in tariff revenue calculations
Break-even charts with best, expected, and worst-case scenarios
Monthly generation vs. consumption breakdown
CO₂ offset tracking
Save and compare configurations side by side
Professional PDF report export
25-year financial projections with electricity inflation
Free features
5 auto-generated configurations
NASA sunshine data
Basic break-even chart
Monthly generation overview
SolarWise Pro — $9.99 one-time purchase

Unlock advanced tools with a single purchase:

Custom configuration builder
Best / expected / worst-case scenario analysis
EV charging integration
Grid export and feed-in tariff analysis
Save configurations
Print and share PDF reports
Side-by-side comparison
Ad-free experience

One-time purchase. No subscription. Yours forever.

Privacy Policy: https://raw.githubusercontent.com/mksoft-ltd/solarwise/refs/heads/main/privacy_policy.md
Terms of Use: https://raw.githubusercontent.com/mksoft-ltd/solarwise/refs/heads/main/terms_of_use.md

SolarWise provides estimates for informational purposes only and does not constitute financial advice. Always consult a certified solar installer for a professional assessment.