# Light Meter vs Lux Meter

The clearest difference is rating: Lux Meter at 4.5 against Light Meter's 3.6. Lux Meter also leads on update cadence (weekly vs every 6 weeks). Light Meter's advantage is ads (none vs shown) and iOS requirement (13.0 vs 17.0). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. Light Meter sells 3 in-app purchases, starting at $9.00 per 7 days and Lux Meter sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Lux Meter holds the better App Store score, 4.5 against 3.6. Both are backed by a comparable volume of ratings — 15 and 6 respectively.

Light Meter ships an update every 6 weeks, Lux Meter weekly. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Light Meter | Lux Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (15 ratings)](https://appshunter.io/ios/app/light-meter-lux-light-meter/id6751223352/reviews) | **[4.5 (6 ratings)](https://appshunter.io/ios/app/lux-meter-light-meter/id6790800796/reviews)** |
| Number of ratings | **15** | 6 |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 13 MB | 9 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [琦 崔](https://appshunter.io/developer/1831666610) | [Alper Sumer Guc](https://appshunter.io/developer/1896672915) |

## What reviewers say

### Light Meter

[App page](https://appshunter.io/ios/app/light-meter-lux-light-meter/id6751223352)

This tool precisely measures light intensity in Lux and Footcandles, offering data for photography, plant care, and environmental analysis. It provides photography recommendations and generates data reports for various applications.

**Highlights:** Multi-mode metering system, Real-time color temperature capture, Photography decision engine, Plant cultivation light monitoring, Space optimization analysis, Data report generation

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly membership | $9.00 | per 7 days |
| Annual Membership | $14.99 | one-time |
| Lifetime membership | $29.99 | one-time |


### Lux Meter

[App page](https://appshunter.io/ios/app/lux-meter-light-meter/id6790800796)

This tool transforms your iPhone into a professional light meter, measuring illuminance in lux and foot-candles in real-time. It offers exposure calculations, color temperature estimates, and various presets for different use cases, all while working offline and without ads.

**Highlights:** Real-time lux and foot-candle readout, Exposure Value (EV) calculation, Color temperature (CCT) estimate, Spot or average metering, Use-case presets, CSV export of readings, 100% offline functionality

**Features:** macOS Compatibility, Family Sharing, Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lux Meter Premium | $2.99 | one-time |


## Frequently asked questions

### Is Light Meter free?

Light Meter 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 Meter or Lux Meter?

Lux Meter is rated higher. Light Meter averages 3.6 out of 5 from 15 ratings, while Lux Meter averages 4.5 from 6 ratings.

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

Lux Meter shows ads; Light Meter does not.

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

Light Meter ships an update every 6 weeks, and Lux Meter weekly. Most recently, Light Meter was updated on October 25, 2026 and Lux Meter on October 29, 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.*