# OpenSolar vs Eos Loan

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.

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.

## The numbers

| Metric | OpenSolar | Eos Loan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (10 ratings)](https://appshunter.io/ios/app/opensolar/id1410085935/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/eos-loan/id6471991007/reviews)** |
| Number of ratings | **10** | 1 |
| Positive reviews | 45.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 216 MB | 32 MB |
| Requires iOS | 15.7 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [OpenSolar Pty Ltd](https://appshunter.io/developer/1340033321) | [Eos Solar Inc](https://appshunter.io/developer/1716409308) |

## What reviewers say

### OpenSolar

[App page](https://appshunter.io/ios/app/opensolar/id1410085935)

This free application provides a comprehensive solution for designing and selling solar energy systems. It offers end-to-end functionality for solar professionals.

**Highlights:** End-to-end solar design, Sales application, Free to use, Comprehensive functionality

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Eos Loan

[App page](https://appshunter.io/ios/app/eos-loan/id6471991007)

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.

**Highlights:** Solar financing connections, Capital provider matching, Project financing tracking, Financial option securing, Client financial management

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OpenSolar free?

OpenSolar is free to download, with no in-app purchases.

### Is Eos Loan free?

Eos Loan is free to download, with no in-app purchases.

### Which has better reviews, OpenSolar or Eos Loan?

Eos Loan is rated higher. OpenSolar averages 4.4 out of 5 from 10 ratings, while Eos Loan averages 5.0 from 1 ratings.

### Do OpenSolar or Eos Loan have ads?

Neither OpenSolar nor Eos Loan shows ads.

### Which is updated more often, OpenSolar or Eos Loan?

OpenSolar ships an update every 6 weeks, and Eos Loan every 2 weeks. Most recently, OpenSolar was updated on September 5, 2026 and Eos Loan on September 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*