# Luxometer vs Luminometer

Luxometer and Luminometer both sit at 4.0 stars, but that hides the real split: 60% of Luxometer's written reviews are positive against 0% of Luminometer's. Luxometer also leads on in-app purchases (none vs 2) and ads (none vs shown). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Luminometer sells 2 in-app purchases, starting at $2.99 per 7 days. Luxometer asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.0 for Luxometer against 4.0 for Luminometer. Both are backed by a comparable volume of ratings — 8 and 13 respectively. Written reviews are what separate them: 60% of Luxometer's written reviews are positive against 0% of Luminometer's.

Luxometer ships an update daily, Luminometer every 2 months. The most recent releases landed on October 3, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Luxometer | Luminometer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (8 ratings)](https://appshunter.io/ios/app/luxometer/id1528110029/reviews) | [4.0 (13 ratings)](https://appshunter.io/ios/app/luminometer-lux-light-meter/id6446325225/reviews) |
| Number of ratings | 8 | **13** |
| Positive reviews | **60.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 0 MB | 14 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Arias Software LLC](https://appshunter.io/developer/1458265015) | [27GROUP](https://appshunter.io/developer/1589401961) |

## What reviewers say

### Luxometer

[App page](https://appshunter.io/ios/app/luxometer/id1528110029)

Measure ambient light intensity in Lumens and color temperature in Kelvin using your phone's built-in sensors. Point your device at a light source and see real-time readings, enhanced with augmented reality visualizations.

**Highlights:** Ambient light intensity measurement (Lumens), Ambient color temperature measurement (Kelvin), Real-time data readouts, Augmented reality visualizations, Uses device's built-in hardware

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Luxometer free?

Luxometer is free to download, with no in-app purchases.

### Is Luminometer free?

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

### Which has better reviews, Luxometer or Luminometer?

Luxometer and Luminometer are both rated 4.0 out of 5 on the App Store, from 8 and 13 ratings respectively.

### Do Luxometer or Luminometer have ads?

Luminometer shows ads; Luxometer does not.

### Which is updated more often, Luxometer or Luminometer?

Luxometer ships an update daily, and Luminometer every 2 months. Most recently, Luxometer was updated on October 3, 2026 and Luminometer on October 13, 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.*