# Light Meter vs Light Teller

The clearest difference is rating: Light Teller at 5.0 against Light Meter's 4.5. Light Teller also leads on update cadence (every 5 months vs every 10 months). Light Meter's advantage is ratings volume (116 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Light Meter sells 4 in-app purchases, starting at $3.99 per month 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: Light Meter has 116 ratings behind it against 1, so its average is the more settled of the two.

Light Meter ships an update every 10 months, Light Teller every 5 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Light Meter | Light Teller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (116 ratings)](https://appshunter.io/ios/app/light-meter-lux-525-pro/id1636117065/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/light-teller/id6450953060/reviews)** |
| Number of ratings | **116** | 1 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 5 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 17 MB | 1 MB |
| Requires iOS | **15.5** | 16.1 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Andrey Ivankin](https://appshunter.io/developer/1615973131) | [佳佳 陶](https://appshunter.io/developer/1682189695) |

## What reviewers say

### Light Meter

[App page](https://appshunter.io/ios/app/light-meter-lux-525-pro/id1636117065)

This app functions as a precise and user-friendly light meter using your phone's built-in sensors. It measures illuminance, color temperature, PPFD/PAR, DLI, and luminous flux in real-time. It also includes a calculator for various illumination parameters and allows sharing or saving of measurements.

**Highlights:** Real-time illuminance measurement, Color temperature measurement, PPFD/PAR and DLI calculation, Built-in illumination calculator, Share and save measurements, No additional equipment needed

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Subscription | $3.99 | per month |
| Premium Monthly Subscription | $4.99 | per month |
| Premium Lifetime Subscription | $19.99 | one-time |
| Premium Lifetime Subscription | $29.99 | one-time |


### 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 Light Meter free?

Light Meter 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, Light Meter or Light Teller?

Light Teller is rated higher. Light Meter averages 4.5 out of 5 from 116 ratings, while Light Teller averages 5.0 from 1 ratings.

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

Neither Light Meter nor Light Teller shows ads.

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

Light Meter ships an update every 10 months, and Light Teller every 5 months. Most recently, Light Meter was updated on November 3, 2026 and Light Teller 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.*