# Light Meter Pro vs illumeter

The clearest difference is in-app purchases: illumeter at none against Light Meter Pro's 3. illumeter also leads on ratings volume (11 vs 2). Light Meter Pro's advantage is update cadence (every 2 days vs every 2 weeks) and rating (5.0 vs 4.6). On price, ads, device support and iOS requirement there is nothing between them.

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

Light Meter Pro holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: illumeter has 11 ratings behind it against 2, so its average is the more settled of the two.

Light Meter Pro ships an update every 2 days, illumeter every 2 weeks. The most recent releases landed on September 19, 2026 and July 18, 2026 respectively.

## The numbers

| Metric | Light Meter Pro | illumeter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/light-meter-pro/id1615138357/reviews)** | [4.6 (11 ratings)](https://appshunter.io/ios/app/illumeter/id6474086258/reviews) |
| Number of ratings | 2 | **11** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 17 MB | 12 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Spectra, Incorporated](https://appshunter.io/developer/1615138359) | [Seunghun Yang](https://appshunter.io/developer/1586944242) |

## What reviewers say

### Light Meter Pro

[App page](https://appshunter.io/ios/app/light-meter-pro/id1615138357)

This app helps photographers and videographers measure light accurately for perfect exposure. It offers real-time data, customizable alerts, and a user-friendly interface to enhance creative projects.

**Highlights:** Precision light measurements, Real-time data monitoring, Customizable lighting alerts, User-friendly interface, Advanced calibration technology

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Light Meter Plus | $3.99 | per month |
| Light Meter Plus | $9.99 | per year |
| Light Meter Plus | $9.99 | per year |


### illumeter

[App page](https://appshunter.io/ios/app/illumeter/id6474086258)

This app functions as a portable light meter, allowing users to measure exposure values like aperture, shutter speed, and ISO. It offers features for logging shots with location and settings, and provides customization options for a personalized user experience.

**Highlights:** Exposure measurement (Aperture, Shutter Speed, ISO), Tap-to-focus exposure lock, Exposure compensation, Frame logging with location and settings, List and map view of logged frames, Customizable settings and appearance

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Light Meter Pro free?

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

### Is illumeter free?

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

### Which has better reviews, Light Meter Pro or illumeter?

Light Meter Pro is rated higher. Light Meter Pro averages 5.0 out of 5 from 2 ratings, while illumeter averages 4.6 from 11 ratings.

### Do Light Meter Pro or illumeter have ads?

Neither Light Meter Pro nor illumeter shows ads.

### Which is updated more often, Light Meter Pro or illumeter?

Light Meter Pro ships an update every 2 days, and illumeter every 2 weeks. Most recently, Light Meter Pro was updated on September 19, 2026 and illumeter on July 18, 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.*