# uSpectrumX vs Colorimeter Camera Color Meter

The clearest difference is in-app purchases: uSpectrumX at none against Colorimeter Camera Color Meter's 7. uSpectrumX also leads on rating (5.0 vs 4.7) and iOS requirement (9.0 vs 15.0). Colorimeter Camera Color Meter's advantage is ratings volume (59 vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Colorimeter Camera Color Meter sells 4 in-app purchases, starting at $0.99 per month. uSpectrumX asks for nothing beyond the download.

uSpectrumX holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Colorimeter Camera Color Meter has 59 ratings behind it against 1, so its average is the more settled of the two.

uSpectrumX ships an update every 3 months, Colorimeter Camera Color Meter every 6 weeks. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | uSpectrumX | Colorimeter Camera Color Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/uspectrumx/id1318581445/reviews)** | [4.7 (59 ratings)](https://appshunter.io/ios/app/colorimeter-camera-color-meter/id6449255688/reviews) |
| Number of ratings | 1 | **59** |
| Positive reviews | — | 85.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 25 MB | 46 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [United Power Research Technology Corporation](https://appshunter.io/developer/1501316337) | [Contechity AB](https://appshunter.io/developer/1649290454) |

## What reviewers say

### uSpectrumX

[App page](https://appshunter.io/ios/app/uspectrumx/id1318581445)

This application connects wirelessly to a handheld spectrometer to remotely analyze light sources. It displays detailed spectral data, light source information, and allows for data saving and sharing.

**Highlights:** Wireless Wi-Fi connection to spectrometer, Remote light source analysis, Spectrum, CIE1931, CIE1976, CRI, TM-30 diagrams, Detailed light source information (LUX, CCT, CRI), Save and share captured data, Open UPRTek .xls files

**Features:** macOS Compatibility

**In-app purchases:** none


### Colorimeter Camera Color Meter

[App page](https://appshunter.io/ios/app/colorimeter-camera-color-meter/id6449255688)

This app transforms your phone into a real-time color measurement tool. It accurately identifies and compares colors from your camera or images, supporting numerous color spaces and standards. Save, export, and customize your color data with ease.

**Highlights:** Real-time camera color measurement, White reference for increased accuracy, Measure colors from images, Supports multiple color spaces (RGB, HEX, CIELAB, etc.), Identifies closest RAL, Munsell, and HTML colors, Measures Light Reflectance Value (LRV), Color comparison with Delta E methods

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full access | $0.99 | per month |
| Full access | $4.99 | per year |
| Full access | $9.99 | one-time |
| Full access | $14.99 | one-time |


## Frequently asked questions

### Is uSpectrumX free?

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

### Is Colorimeter Camera Color Meter free?

Colorimeter Camera Color Meter is free to download, with in-app purchases available.

### Which has better reviews, uSpectrumX or Colorimeter Camera Color Meter?

uSpectrumX is rated higher. uSpectrumX averages 5.0 out of 5 from 1 ratings, while Colorimeter Camera Color Meter averages 4.7 from 59 ratings.

### Do uSpectrumX or Colorimeter Camera Color Meter have ads?

Neither uSpectrumX nor Colorimeter Camera Color Meter shows ads.

### Which is updated more often, uSpectrumX or Colorimeter Camera Color Meter?

uSpectrumX ships an update every 3 months, and Colorimeter Camera Color Meter every 6 weeks. Most recently, uSpectrumX was updated on November 2, 2026 and Colorimeter Camera Color Meter on November 7, 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.*