# Flicker Meter for Light vs Light Teller

The clearest difference is rating: Light Teller at 5.0 against Flicker Meter for Light's 4.6. Flicker Meter for Light's advantage is ratings volume (47 vs 1) and update cadence (every 2 months vs every 5 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Flicker Meter for Light sells 3 in-app purchases, starting at $0.99 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 4.6. That said, the two scores are not equally well evidenced: Flicker Meter for Light has 47 ratings behind it against 1, so its average is the more settled of the two.

Flicker Meter for Light ships an update every 2 months, Light Teller every 5 months. The most recent releases landed on September 26, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Flicker Meter for Light | Light Teller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (47 ratings)](https://appshunter.io/ios/app/flicker-meter-for-light-pwm/id1672848632/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/light-teller/id6450953060/reviews)** |
| Number of ratings | **47** | 1 |
| Positive reviews | 59.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 43 MB | 1 MB |
| Requires iOS | **15.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Contechity AB](https://appshunter.io/developer/1649290454) | [佳佳 陶](https://appshunter.io/developer/1682189695) |

## What reviewers say

### Flicker Meter for Light

[App page](https://appshunter.io/ios/app/flicker-meter-for-light-pwm/id1672848632)

Detect and measure invisible high-frequency flickering in LED lights and screens that can cause eye strain and headaches. Find flicker-free alternatives to improve your comfort and health.

**Highlights:** Detect invisible high-frequency flickering, Measure flicker intensity (%), Measure flicker frequency (Hz), Identify flicker-free light sources, Easy-to-use interface, Instant results

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full access | $0.99 | per month |
| Full access | $4.99 | per year |
| Full access | $6.99 | 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 Flicker Meter for Light free?

Flicker Meter for Light 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, Flicker Meter for Light or Light Teller?

Light Teller is rated higher. Flicker Meter for Light averages 4.6 out of 5 from 47 ratings, while Light Teller averages 5.0 from 1 ratings.

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

Neither Flicker Meter for Light nor Light Teller shows ads.

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

Flicker Meter for Light ships an update every 2 months, and Light Teller every 5 months. Most recently, Flicker Meter for Light was updated on September 26, 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.*