# Light Detective vs Light & Laser Therapy

The clearest difference is rating: Light & Laser Therapy at 3.0 against Light Detective's 1.0. Light Detective's advantage is update cadence (every 8 months vs every 47 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Light & Laser Therapy holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Light Detective ships an update every 8 months, Light & Laser Therapy every 47 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Light Detective | Light & Laser Therapy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/light-detective/id1260936039/reviews) | **[3.0 (2 ratings)](https://appshunter.io/ios/app/light-and-laser-therapy/id1576760445/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 47 months |
| Monetization | Free | Free |
| Size | 120 MB | 33 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Signet Armorlite, Inc.](https://appshunter.io/developer/584848264) | [Ken Teegardin](https://appshunter.io/developer/1491662698) |

## What reviewers say

### Light Detective

[App page](https://appshunter.io/ios/app/light-detective/id1260936039)

This app educates patients about blue light and UV radiation, demonstrating the benefits of blue-coated lenses with simulations and images. It also measures blue light and UV radiation from various sources to enhance patient understanding.

**Highlights:** Patient education on blue light and UV, Simulations and images of lens benefits, Blue light measurement from light sources, UV radiation measurement, Information for eye care professionals

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

**In-app purchases:** none


### Light & Laser Therapy

[App page](https://appshunter.io/ios/app/light-and-laser-therapy/id1576760445)

This app provides users with faster support, the latest news, and community connection. It also includes helpful tools and welcomes user feedback and suggestions for improvement.

**Highlights:** Faster user support, Latest news updates, Community connection, Helpful tools, User feedback integration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Light Detective free?

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

### Is Light & Laser Therapy free?

Light & Laser Therapy is free to download, with no in-app purchases.

### Which has better reviews, Light Detective or Light & Laser Therapy?

Light & Laser Therapy is rated higher. Light Detective averages 1.0 out of 5 from 1 ratings, while Light & Laser Therapy averages 3.0 from 2 ratings.

### Do Light Detective or Light & Laser Therapy have ads?

Neither Light Detective nor Light & Laser Therapy shows ads.

### Which is updated more often, Light Detective or Light & Laser Therapy?

Light Detective ships an update every 8 months, and Light & Laser Therapy every 47 months. Most recently, Light Detective was updated on November 2, 2026 and Light & Laser Therapy 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.*