# LUXLab PRO vs Light Teller

The clearest difference is in-app purchases: LUXLab PRO at none against Light Teller's 2. LUXLab PRO also leads on update cadence (every 8 days vs every 5 months) and iOS requirement (11.0 vs 16.1). On price, ads and device support there is nothing between them.

Both are free to download. Light Teller sells 2 one-off in-app purchases. LUXLab PRO asks for nothing beyond the download.

LUXLab PRO ships an update every 8 days, Light Teller every 5 months. The most recent releases landed on May 16, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | LUXLab PRO | Light Teller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/light-teller/id6450953060/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 5 months |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 1 MB |
| Requires iOS | **11.0** | 16.1 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Jumaoyuan Science and Technology Co., Ltd.](https://appshunter.io/developer/1327619798) | [佳佳 陶](https://appshunter.io/developer/1682189695) |

## What reviewers say

### LUXLab PRO

[App page](https://appshunter.io/ios/app/luxlab-pro/id1635109480)

**In-app purchases:** none


### Light Teller

[App page](https://appshunter.io/ios/app/light-teller/id6450953060)

This app uses your smartphone camera to measure ambient light levels, helping parents ensure their children's study spaces have adequate lighting to protect their vision and reduce myopia risk. It offers clear instructions and educational content on light's impact on eye health.

**Highlights:** Brightness testing with smartphone camera, Light health guidance for parents, Detailed user instructions, Accurate and reliable measurements, Educational articles on visual health

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 Months Access | $1.99 | one-time |
| 1 Year Access | $4.99 | one-time |


## Frequently asked questions

### Is LUXLab PRO free?

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

### Is Light Teller free?

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

### Do LUXLab PRO or Light Teller have ads?

Neither LUXLab PRO nor Light Teller shows ads.

### Which is updated more often, LUXLab PRO or Light Teller?

LUXLab PRO ships an update every 8 days, and Light Teller every 5 months. Most recently, LUXLab PRO was updated on May 16, 2026 and Light Teller on September 20, 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.*