# Scolmore Group vs OpenSolar

The clearest difference is review sentiment: Scolmore Group at 75% against OpenSolar's 45%. OpenSolar's advantage is update cadence (every 6 weeks vs every 4 months). 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.

Scolmore Group ships an update every 4 months, OpenSolar every 6 weeks. The most recent releases landed on June 5, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | Scolmore Group | OpenSolar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (10 ratings)](https://appshunter.io/ios/app/opensolar/id1410085935/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | **75.0% of reviews** | 45.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 20 MB | 216 MB |
| Requires iOS | **15.6** | 15.7 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Scolmore International Ltd](https://appshunter.io/developer/1081049225) | [OpenSolar Pty Ltd](https://appshunter.io/developer/1340033321) |

## What reviewers say

### Scolmore Group

[App page](https://appshunter.io/ios/app/scolmore-group/id446130647)

Access a comprehensive catalog of electrical products, tools, and calculators designed for contractors and electricians. Get quotes, watch installation tutorials, and stay updated with industry news.

**Highlights:** Searchable product catalog, Electrician's toolkit with calculators, Product videos and installation tutorials, Downloadable catalogues and brochures, Latest news and events updates

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Scolmore Group free?

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

### Is OpenSolar free?

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

### Do Scolmore Group or OpenSolar have ads?

Neither Scolmore Group nor OpenSolar shows ads.

### Which is updated more often, Scolmore Group or OpenSolar?

Scolmore Group ships an update every 4 months, and OpenSolar every 6 weeks. Most recently, Scolmore Group was updated on June 5, 2026 and OpenSolar on September 5, 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.*