SolarCalc ROI vs Easy Solar Sizer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SolarCalc ROI
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SolarCalc ROI helps you calculate how much you can save by going solar — in minutes. Pick your location on the map, enter your monthly electricity bill, and get a detailed solar ROI estimate including: • System size & panel count • Annual energy production • Annual savings in your local currency • Installation cost estimate • Payback period • 25-year CO₂ savings FEATURES - Apple Maps integration for precise location selection - 50+ countries supported with local electricity prices - Advanced options: roof direction, shading, panel quality, battery storage - 25-year projection chart - Comparison mode: compare different system sizes - Regional solar data - PDF report generation - Price quote creator - Share results with clients Built by the team behind solarcalc.net - your free online solar calculator. Visit us at solarcalc.net for more solar tools and resources.
Easy Solar Sizer
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SolarSize helps you estimate the solar panels, inverter and battery you may need for water pumps, farms, container homes, rural houses, small shops and security cameras. Choose your location and use case, get simple offline results, panel direction, tilt guidance and clear safety warnings. No login, no subscription, no internet needed.
Screenshots
Verdict
SolarCalc ROI and Easy Solar Sizer are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | SolarCalc ROI | Easy Solar Sizer |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 14.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 22 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | Muhammed Celik | Enver Karabiyikoglu |
In-app purchases
SolarCalc ROI
No in-app purchases
Easy Solar Sizer
No in-app purchases
