# SmartBeam® Luminance Camera vs Light Spectrometer Wavelength

The clearest difference is review sentiment: Light Spectrometer Wavelength at 71% against SmartBeam® Luminance Camera's 0%. Light Spectrometer Wavelength also leads on rating (4.2 vs 3.7) and ratings volume (96 vs 6). SmartBeam® Luminance Camera's advantage is update cadence (every 3 weeks vs every 2 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. SmartBeam® Luminance Camera sells 3 in-app purchases, starting at $1.99 per month and Light Spectrometer Wavelength sells 4 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Light Spectrometer Wavelength holds the better App Store score, 4.2 against 3.7. That said, the two scores are not equally well evidenced: Light Spectrometer Wavelength has 96 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 0% of SmartBeam® Luminance Camera's written reviews are positive against 71% of Light Spectrometer Wavelength's.

SmartBeam® Luminance Camera ships an update every 3 weeks, Light Spectrometer Wavelength every 2 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | SmartBeam® Luminance Camera | Light Spectrometer Wavelength |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (6 ratings)](https://appshunter.io/ios/app/smartbeam-luminance-camera/id1449237565/reviews) | **[4.2 (96 ratings)](https://appshunter.io/ios/app/light-spectrometer-wavelength/id6450930820/reviews)** |
| Number of ratings | 6 | **96** |
| Positive reviews | 0.0% of reviews | **70.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Freemium | Free with in-app purchases |
| Size | 9 MB | 43 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TEYEO LLC](https://appshunter.io/developer/1620037156) | [Contechity AB](https://appshunter.io/developer/1649290454) |

## What reviewers say

### SmartBeam® Luminance Camera

[App page](https://appshunter.io/ios/app/smartbeam-luminance-camera/id1449237565)

This app transforms your iOS device into a professional luminance camera, enabling quick assessments of surface brightness. It uses a calibrated false-color filter to visualize light variations, aiding lighting designers, architects, and engineers. The tool also allows for saving and sharing images for reports and collaboration.

**Highlights:** Surface and point luminance measurement, Live false color display, Luminance selfie mode, Multiple luminance scales (Cd/m2, cd/ft2, fl), Auto and manual exposure control, Image sharing and saving

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Annual Subscription | $19.99 | per year |
| Pro Version | $14.99 | one-time |


### Light Spectrometer Wavelength

[App page](https://appshunter.io/ios/app/light-spectrometer-wavelength/id6450930820)

This application analyzes light to determine its dominant wavelength in nanometers, frequency in terahertz, and period length in femtoseconds. It provides real-time measurements and allows users to save their findings with notes. The app is designed for measuring colored light sources.

**Highlights:** Measures dominant wavelength (nm), Measures frequency (THz), Measures period length (fs), Real-time measurement, Save measurements with notes, Optional calibration

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access | $0.99 | per month |
| Full access | $0.99 | per month |
| Full access | $4.99 | per year |
| Full access | $6.99 | one-time |


## Frequently asked questions

### Is SmartBeam® Luminance Camera free?

SmartBeam® Luminance Camera is free to download, with in-app purchases available.

### Is Light Spectrometer Wavelength free?

Light Spectrometer Wavelength is free to download, with in-app purchases available.

### Which has better reviews, SmartBeam® Luminance Camera or Light Spectrometer Wavelength?

Light Spectrometer Wavelength is rated higher. SmartBeam® Luminance Camera averages 3.7 out of 5 from 6 ratings, while Light Spectrometer Wavelength averages 4.2 from 96 ratings.

### Do SmartBeam® Luminance Camera or Light Spectrometer Wavelength have ads?

Neither SmartBeam® Luminance Camera nor Light Spectrometer Wavelength shows ads.

### Which is updated more often, SmartBeam® Luminance Camera or Light Spectrometer Wavelength?

SmartBeam® Luminance Camera ships an update every 3 weeks, and Light Spectrometer Wavelength every 2 months. Most recently, SmartBeam® Luminance Camera was updated on October 24, 2026 and Light Spectrometer Wavelength on October 27, 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.*