# SmartBeam® Luminance Camera vs QTL Scene

The clearest difference is rating: QTL Scene at 5.0 against SmartBeam® Luminance Camera's 3.7. QTL Scene also leads on in-app purchases (none vs 3) and iOS requirement (14.0 vs 16.0). SmartBeam® Luminance Camera's advantage is update cadence (every 3 weeks vs every 6 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. SmartBeam® Luminance Camera sells 3 in-app purchases, starting at $1.99 per month. QTL Scene asks for nothing beyond the download.

QTL Scene holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 6 and 11 respectively.

SmartBeam® Luminance Camera ships an update every 3 weeks, QTL Scene every 6 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | SmartBeam® Luminance Camera | QTL Scene |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (6 ratings)](https://appshunter.io/ios/app/smartbeam-luminance-camera/id1449237565/reviews) | **[5.0 (11 ratings)](https://appshunter.io/ios/app/qtl-scene/id1524654737/reviews)** |
| Number of ratings | 6 | **11** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Monetization | Freemium | **Free** |
| Size | 9 MB | 226 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TEYEO LLC](https://appshunter.io/developer/1620037156) | [QTran Inc](https://appshunter.io/developer/1524654739) |

## 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 |


### QTL Scene

[App page](https://appshunter.io/ios/app/qtl-scene/id1524654737)

Remotely manage your home or business lighting with this app. Create custom scenes, automate routines based on time or conditions, and control multiple fixtures easily. Connect quickly to your lighting system for intelligent illumination.

**Highlights:** Remote lighting control, Multi-fixture management, Customizable scenes, Automated lighting routines, Easy fixture connection

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

**In-app purchases:** none


## Frequently asked questions

### Is SmartBeam® Luminance Camera free?

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

### Is QTL Scene free?

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

### Which has better reviews, SmartBeam® Luminance Camera or QTL Scene?

QTL Scene is rated higher. SmartBeam® Luminance Camera averages 3.7 out of 5 from 6 ratings, while QTL Scene averages 5.0 from 11 ratings.

### Do SmartBeam® Luminance Camera or QTL Scene have ads?

Neither SmartBeam® Luminance Camera nor QTL Scene shows ads.

### Which is updated more often, SmartBeam® Luminance Camera or QTL Scene?

SmartBeam® Luminance Camera ships an update every 3 weeks, and QTL Scene every 6 months. Most recently, SmartBeam® Luminance Camera was updated on November 2, 2026 and QTL Scene on November 3, 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.*