# Color Muse vs Erebus Solar

The clearest difference is rating: Color Muse at 4.8 against Erebus Solar's 3.7. Color Muse also leads on review sentiment (38% vs 0%) and ratings volume (1.5K vs 3). Erebus Solar's advantage is in-app purchases (none vs 6) and update cadence (every 2 weeks vs every 2 months). On price and ads there is nothing between them.

Both are free to download. Color Muse sells 6 in-app purchases, starting at $4.99 per month. Erebus Solar asks for nothing beyond the download.

Color Muse holds the better App Store score, 4.8 against 3.7. That said, the two scores are not equally well evidenced: Color Muse has 1.5K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 38% of Color Muse's written reviews are positive against 0% of Erebus Solar's.

Color Muse ships an update every 2 months, Erebus Solar every 2 weeks. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Color Muse | Erebus Solar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (1.5K ratings)](https://appshunter.io/ios/app/color-muse/id995252259/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/erebus-solar/id6790828521/reviews) |
| Number of ratings | **1.5K** | 3 |
| Positive reviews | **38.5% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Freemium | **Free** |
| Size | 96 MB | 19 MB |
| Requires iOS | **13.4** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Variable Technologies LLC](https://appshunter.io/developer/569541572) | [Todd Evans](https://appshunter.io/developer/6790828523) |

## What reviewers say

### Color Muse

[App page](https://appshunter.io/ios/app/color-muse/id995252259)

Instantly measure and match colors from any surface with a connected device. Access a vast library of paint colors from leading brands and find coordinating shades. A premium subscription unlocks custom paint formulation and redemption at select stores.

**Highlights:** Wireless color measurement, Match colors from over 100K paint options, Identify paint and product colors, Custom paint formulation (subscription), Sheen and color detection, Save and organize color palettes, Cross-material color scanning

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| Plus (Sherwin-Williams) | $4.99 | per month |
| Monthly | $9.99 | per month |
| Plus (Sherwin-Williams) | $47.99 | per year |
| Annual | $49.99 | per year |
| Annual | $99.99 | per year |

**What reviewers like**

- 🚀 Fast and functional
- 💡 Useful color matching features
- 👍 Helpful for home improvement projects

**What reviewers complain about**

- 🐛 Bugs and crashes after recent updates
- 🔒 Requiring account to access full functionality
- 👎 Complicated setup process

**Reported bugs**

- Inability to load catalog colors
- Scanning issues and force closes
- Comparison mode not working as expected

**Requested features**

- Ability to save scanned colors
- Integration with Pantone color system
- Apple Watch app for on-the-go use


### Erebus Solar

[App page](https://appshunter.io/ios/app/erebus-solar/id6790828521)

This app helps solar professionals measure on-site shade using their phone's sensors. It generates horizon files compatible with leading PV design software, aiding in accurate solar production estimates.

**Highlights:** AR sun path visualization, Automatic sky capture, Sky Editor for obstruction tracing, Annual solar access analysis, PDF shade report export, Horizon file generation for design tools, Project organization by site

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

**In-app purchases:** none


## Frequently asked questions

### Is Color Muse free?

Color Muse is free to download, with in-app purchases available.

### Is Erebus Solar free?

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

### Which has better reviews, Color Muse or Erebus Solar?

Color Muse is rated higher. Color Muse averages 4.8 out of 5 from 1.5K ratings, while Erebus Solar averages 3.7 from 3 ratings.

### Do Color Muse or Erebus Solar have ads?

Neither Color Muse nor Erebus Solar shows ads.

### Which is updated more often, Color Muse or Erebus Solar?

Color Muse ships an update every 2 months, and Erebus Solar every 2 weeks. Most recently, Color Muse was updated on October 16, 2026 and Erebus Solar on October 14, 2026.

---

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