# Pro Light Meter vs Light Meter LuMe

The clearest difference is in-app purchases: Pro Light Meter at none against Light Meter LuMe's 2. Pro Light Meter also leads on update cadence (every 2 days vs every 5 days) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Light Meter LuMe sells 1 one-off in-app purchase. Pro Light Meter asks for nothing beyond the download.

Pro Light Meter ships an update every 2 days, Light Meter LuMe every 5 days. The most recent releases landed on September 23, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Pro Light Meter | Light Meter LuMe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (17 ratings)](https://appshunter.io/ios/app/light-meter-lume/id6772063294/reviews)** |
| Number of ratings | — | **17** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 days |
| Monetization | — | Free with in-app purchases |
| Size | 32 MB | 16 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [aykan yilmaz](https://appshunter.io/developer/1896541146) | [Contrast Studio](https://appshunter.io/developer/6772063296) |

## What reviewers say

### Pro Light Meter

[App page](https://appshunter.io/ios/app/pro-light-meter/id6769020481)

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

**In-app purchases:** none


### Light Meter LuMe

[App page](https://appshunter.io/ios/app/light-meter-lume/id6772063294)

This app acts as a professional light meter and exposure calculator for film photographers. It offers various metering modes, reciprocity correction for different film stocks, and depth of field calculations. It aims to replace multiple handheld tools with a single, convenient app.

**Highlights:** Multiple metering modes (Matrix, Center-weighted, Spot, Zone System), Multi-point spot metering with contrast evaluation, Reciprocity correction for various film stocks, Depth of field and hyperfocal distance calculator, Flash guide number calculator, Live exposure tools including histogram and clipping warnings

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LuMe Pro Lifetime | $6.99 | one-time |


## Frequently asked questions

### Is Pro Light Meter free?

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

### Is Light Meter LuMe free?

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

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

Neither Pro Light Meter nor Light Meter LuMe shows ads.

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

Pro Light Meter ships an update every 2 days, and Light Meter LuMe every 5 days. Most recently, Pro Light Meter was updated on September 23, 2026 and Light Meter LuMe on September 26, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*