# Light Meter vs Illuminati Meter

The clearest difference is rating: Illuminati Meter at 3.4 against Light Meter's 2.5. Illuminati Meter also leads on in-app purchases (none vs 3) and update cadence (every 3 months vs every 71 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Light Meter sells 3 in-app purchases, starting at $3.99 per month. Illuminati Meter asks for nothing beyond the download.

Illuminati Meter holds the better App Store score, 3.4 against 2.5. Both are backed by a comparable volume of ratings — 31 and 15 respectively. Written reviews point the same way: 30% of Light Meter's written reviews are positive against 38% of Illuminati Meter's.

Light Meter ships an update every 71 months, Illuminati Meter every 3 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Light Meter | Illuminati Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (31 ratings)](https://appshunter.io/ios/app/light-meter-lux-camera/id947202507/reviews) | **[3.4 (15 ratings)](https://appshunter.io/ios/app/illuminati-meter/id1320784194/reviews)** |
| Number of ratings | **31** | 15 |
| Positive reviews | 29.5% of reviews | **37.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 71 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 2 MB | 29 MB |
| Requires iOS | 18.0 | **10.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tu Anh Do](https://appshunter.io/developer/738947045) | [Datacolor Inc.](https://appshunter.io/developer/432310628) |

## What reviewers say

### Light Meter

[App page](https://appshunter.io/ios/app/light-meter-lux-camera/id947202507)

Measure ambient light levels using your smartphone's camera. Get quick and precise lux readings for personal use, saving you the cost of professional equipment. Simply open the app and point your camera to see real-time measurements.

**Highlights:** Easy lux measurement, High precision readings, Real-time updates, Unique and attractive design, Simple and convenient to use

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Light Meter Pro Monthly | $3.99 | per month |
| Light Meter Pro Yearly | $34.99 | per year |
| Lighte Meter Pro Lifetime | $79.99 | one-time |


### Illuminati Meter

[App page](https://appshunter.io/ios/app/illuminati-meter/id1320784194)

This app connects to a wireless light and color meter via Bluetooth, displaying exposure, color temperature, and other light data on your smartphone. It helps photographers and videographers set accurate exposure and white balance for various camera types and lighting conditions.

**Highlights:** Bluetooth connectivity to IM100 meter, Displays exposure and color temperature, Supports still and video camera settings, Color filter libraries for gel selection, Strobe lighting metering, Monitors multiple light sources, Reports illuminance and chromaticity

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

**In-app purchases:** none


## Frequently asked questions

### Is Light Meter free?

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

### Is Illuminati Meter free?

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

### Which has better reviews, Light Meter or Illuminati Meter?

Illuminati Meter is rated higher. Light Meter averages 2.5 out of 5 from 31 ratings, while Illuminati Meter averages 3.4 from 15 ratings.

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

Neither Light Meter nor Illuminati Meter shows ads.

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

Light Meter ships an update every 71 months, and Illuminati Meter every 3 months. Most recently, Light Meter was updated on October 26, 2026 and Illuminati Meter on October 27, 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.*