OpenSolar vs Eos Loan
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OpenSolar
This free application provides a comprehensive solution for designing and selling solar energy systems. It offers end-to-end functionality for solar professionals.
- End-to-end solar design
- Sales application
- Free to use
- Comprehensive functionality
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OpenSolar is the world's first free, end-to-end, solar design and sales application.
Eos Loan
Connects homeowners with capital providers for solar project financing. Efficiently track and secure the best financial options for clients. Offers a seamless and profitable solar financing experience.
- Solar financing connections
- Capital provider matching
- Project financing tracking
- Financial option securing
- Client financial management
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Unlock a world of solar financing with Eos Loan! Our app connects homeowners with the best capital providers, ensuring a perfect fit for every solar project. Transform how you manage solar financing with Eos Loan! Our app simplifies the connection between projects and capital providers. Efficiently track, update, and secure the best financial options for your clients. Partner with Eos Loan for a seamless, profitable solar experience.
Screenshots
Verdict
The clearest difference is rating: Eos Loan at 5.0 against OpenSolar's 4.4. Eos Loan also leads on update cadence (every 2 weeks vs every 6 weeks) and iOS requirement (13.0 vs 15.7). OpenSolar's advantage is ratings volume (10 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.
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.
Eos Loan holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: OpenSolar has 10 ratings behind it against 1, so its average is the more settled of the two.
OpenSolar ships an update every 6 weeks, Eos Loan every 2 weeks. The most recent releases landed on September 5, 2026 and September 30, 2026 respectively.
| Parameter | OpenSolar | Eos Loan |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (10 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 45.5% of reviews | — |
| Number of ratings | 10 — better | 1 |
| Update frequency | Every 6 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.7 | 13.0 — better |
| Further details — not scored | ||
| Size | 216 MB | 32 MB |
| Age rating | 4+ | 17+ |
| Developer | OpenSolar Pty Ltd | Eos Solar Inc |
Customer experience
OpenSolar
Eos Loan
In-app purchases
OpenSolar
No in-app purchases
Eos Loan
No in-app purchases
