# Light Teller vs LUX Meter

The clearest difference is update cadence: LUX Meter at fortnightly against Light Teller's every 5 months. LUX Meter also leads on iOS requirement (14.0 vs 16.1). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Light Teller sells 2 one-off in-app purchases and LUX Meter sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Light Teller against 5.0 for LUX Meter. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Light Teller ships an update every 5 months, LUX Meter fortnightly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Light Teller | LUX Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/light-teller/id6450953060/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/lux-meter-photo-light-meter/id6686406948/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 1 MB | 7 MB |
| Requires iOS | 16.1 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [佳佳 陶](https://appshunter.io/developer/1682189695) | [sabiha naznin](https://appshunter.io/developer/1723385902) |

## What reviewers say

### 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 |


### LUX Meter

[App page](https://appshunter.io/ios/app/lux-meter-photo-light-meter/id6686406948)

This utility app precisely measures light intensity in LUX and color temperature in Kelvin. It provides real-time exposure readings for photoshoots and filming, helping users adjust lighting for optimal results.

**Highlights:** Real-time color temperature measurement, Light measurement in LUX, Real-time heat measurement (Kelvin), Average & Maximum value readings, Real-time exposure measurement

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Subscription | $1.99 | per 7 days |
| Monthly Premium Subscription | $6.99 | per month |
| Lifetime Premium Purchase | $14.99 | one-time |


## Frequently asked questions

### Is Light Teller free?

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

### Is LUX Meter free?

LUX Meter is free to download, with in-app purchases available.

### Which has better reviews, Light Teller or LUX Meter?

Light Teller and LUX Meter are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Light Teller or LUX Meter have ads?

Neither Light Teller nor LUX Meter shows ads.

### Which is updated more often, Light Teller or LUX Meter?

Light Teller ships an update every 5 months, and LUX Meter fortnightly. Most recently, Light Teller was updated on November 3, 2026 and LUX Meter on October 30, 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.*