# Lux Meter vs Ruler

The clearest difference is in-app purchases: Ruler at none against Lux Meter's 3. Lux Meter's advantage is iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Lux Meter sells 3 in-app purchases, starting at $2.99 per 7 days. Ruler asks for nothing beyond the download.

## The numbers

| Metric | Lux Meter | Ruler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (9 ratings)](https://appshunter.io/ios/app/lux-meter-light-camera-cine/id6751212956/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | — |
| Monetization | Freemium | — |
| Size | 38 MB | 28 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CODIGITAL SOLUTIONS](https://appshunter.io/developer/1829802387) | [Al-rahaal Explorer For General Trading, Training And Development Company](https://appshunter.io/developer/1015710320) |

## What reviewers say

### Lux Meter

[App page](https://appshunter.io/ios/app/lux-meter-light-camera-cine/id6751212956)

This app transforms your iPhone into a professional light and exposure meter. It provides real-time light measurements with EV feedback, allowing photographers and filmmakers to achieve perfect exposure. Advanced features like spot metering and histograms offer professional-grade control.

**Highlights:** Real-time light measurement, Live EV feedback, Save and compare exposure history, Spot metering, Histograms and exposure zebras, Flexible subscription plans

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $2.99 | per 7 days |
| Monthly Pro | $4.99 | per month |
| Anual Pro | $29.99 | per year |


### Ruler

[App page](https://appshunter.io/ios/app/ruler/id6789526671)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lux Meter free?

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

### Is Ruler free?

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

### Do Lux Meter or Ruler have ads?

Neither Lux Meter nor Ruler shows ads.

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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.*