# Lux Light Meter for Mobile vs Light Teller

The clearest difference is rating: Light Teller at 5.0 against Lux Light Meter for Mobile's 4.5. Light Teller also leads on ads (none vs shown). Lux Light Meter for Mobile's advantage is update cadence (fortnightly vs every 5 months) and ratings volume (229 vs 1). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Lux Light Meter for Mobile sells 7 in-app purchases, starting at $2.99 per 7 days and Light Teller sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Light Teller holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Lux Light Meter for Mobile has 229 ratings behind it against 1, so its average is the more settled of the two.

Lux Light Meter for Mobile ships an update fortnightly, Light Teller every 5 months. The most recent releases landed on September 23, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Lux Light Meter for Mobile | Light Teller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (229 ratings)](https://appshunter.io/ios/app/lux-light-meter-for-mobile/id1638732220/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/light-teller/id6450953060/reviews)** |
| Number of ratings | **229** | 1 |
| Positive reviews | 17.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 5 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 50 MB | 1 MB |
| Requires iOS | **13.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [WeBrain](https://appshunter.io/developer/1578514377) | [佳佳 陶](https://appshunter.io/developer/1682189695) |

## What reviewers say

### Lux Light Meter for Mobile

[App page](https://appshunter.io/ios/app/lux-light-meter-for-mobile/id1638732220)

This app provides accurate and easy-to-use light measurements in lux and foot candles. It's ideal for photographers, plant owners, and anyone needing to assess ambient light levels in various spaces. Features include real-time color temperature measurement and calculation of the daily light integral.

**Highlights:** Real-time color temperature measurement, Lux and foot candle measurements, Daily light integral (DLI) calculation, Average and Max values, Optimal shooting value selection, Adjustable shooting values (shutter speed, aperture, ISO)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lux Light Meter Pro | $2.99 | per 7 days |
| Light Meter 1 Week | $2.99 | per 7 days |
| Lux Light Meter | $5.99 | per month |
| Light Meter | $5.99 | per month |
| Lux Meter | $7.99 | per year |
| Light Meter Pro | $14.99 | per year |
| Light Meter for Mobile | $14.99 | per year |


### 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 Lux Light Meter for Mobile free?

Lux Light Meter for Mobile is free to download, with in-app purchases available.

### Is Light Teller free?

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

### Which has better reviews, Lux Light Meter for Mobile or Light Teller?

Light Teller is rated higher. Lux Light Meter for Mobile averages 4.5 out of 5 from 229 ratings, while Light Teller averages 5.0 from 1 ratings.

### Do Lux Light Meter for Mobile or Light Teller have ads?

Lux Light Meter for Mobile shows ads; Light Teller does not.

### Which is updated more often, Lux Light Meter for Mobile or Light Teller?

Lux Light Meter for Mobile ships an update fortnightly, and Light Teller every 5 months. Most recently, Lux Light Meter for Mobile was updated on September 23, 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.*