# Luminometer vs App for Light meter controller

The clearest difference is rating: App for Light meter controller at 5.0 against Luminometer's 4.0. Luminometer's advantage is update cadence (every 2 months vs every 7 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Luminometer sells 2 in-app purchases, starting at $2.99 per 7 days and App for Light meter controller sells 5 in-app purchases, starting at $5.99 per year. Whichever you choose, the download price is not the number that matters.

App for Light meter controller holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 13 and 18 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Luminometer ships an update every 2 months, App for Light meter controller every 7 months. The most recent releases landed on June 7, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Luminometer | App for Light meter controller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (13 ratings)](https://appshunter.io/ios/app/luminometer-lux-light-meter/id6446325225/reviews) | **[5.0 (18 ratings)](https://appshunter.io/ios/app/app-for-light-meter-controller/id6670164188/reviews)** |
| Number of ratings | 13 | **18** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 14 MB | 116 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [27GROUP](https://appshunter.io/developer/1589401961) | [Irina Metelkina](https://appshunter.io/developer/1616464605) |

## What reviewers say

### Luminometer

[App page](https://appshunter.io/ios/app/luminometer-lux-light-meter/id6446325225)

Transform your device into a professional light meter to measure luminosity in lux and foot-candles. Achieve optimal illumination for any space, from greenhouses to workspaces, ensuring comfort and preventing glare. Calibrated with reference equipment for precise and reliable readings.

**Highlights:** Measures lux and foot-candle units, Internal Exposure Compensation for accuracy, Camera view for measured area, Calibrated with reference equipment, Versatile for various lighting conditions, Helps set optimal illumination levels

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Lifetime | $9.99 | one-time |


### App for Light meter controller

[App page](https://appshunter.io/ios/app/app-for-light-meter-controller/id6670164188)

Transform your smartphone into a professional light meter. Measure illumination in LUX and FC, and check color temperature in kelvins. Ideal for photographers, designers, and anyone needing precise light data.

**Highlights:** Measure LUX and FC, Check color temperature in kelvins, Supports various light types (LED, sunlight, UV), Intuitive interface with graphs, Save and export light readings, Professional-grade accuracy

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly subscription | $5.99 | per year |
| Monthly subscription | $12.99 | per month |
| Yearly subscription | $14.99 | per year |
| Yearly subscription | $19.99 | per year |
| Yearly subscription | $34.99 | per year |


## Frequently asked questions

### Is Luminometer free?

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

### Is App for Light meter controller free?

App for Light meter controller is free to download, with in-app purchases available.

### Which has better reviews, Luminometer or App for Light meter controller?

App for Light meter controller is rated higher. Luminometer averages 4.0 out of 5 from 13 ratings, while App for Light meter controller averages 5.0 from 18 ratings.

### Do Luminometer or App for Light meter controller have ads?

Both Luminometer and App for Light meter controller show ads.

### Which is updated more often, Luminometer or App for Light meter controller?

Luminometer ships an update every 2 months, and App for Light meter controller every 7 months. Most recently, Luminometer was updated on June 7, 2026 and App for Light meter controller on September 15, 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.*