# LightBox Extra vs Lghtmtr

The clearest difference is review sentiment: Lghtmtr at 80% against LightBox Extra's 28%. Lghtmtr also leads on rating (4.5 vs 2.3) and monetization model (free vs free with in-app purchases). LightBox Extra's advantage is device support (3 vs 1) and iOS requirement (8.0 vs 17.5). On price, ads and in-app purchases there is nothing between them.

Both are free to download. LightBox Extra sells 1 one-off in-app purchase and Lghtmtr sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Lghtmtr holds the better App Store score, 4.5 against 2.3. That said, the two scores are not equally well evidenced: Lghtmtr has 129 ratings behind it against 19, so its average is the more settled of the two. Written reviews point the same way: 28% of LightBox Extra's written reviews are positive against 80% of Lghtmtr's.

LightBox Extra ships an update every 13 months, Lghtmtr every 4 months. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | LightBox Extra | Lghtmtr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (19 ratings)](https://appshunter.io/ios/app/lightbox-extra/id825134948/reviews) | **[4.5 (129 ratings)](https://appshunter.io/ios/app/lghtmtr/id956251190/reviews)** |
| Number of ratings | 19 | **129** |
| Positive reviews | 27.8% of reviews | **79.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 4 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 31 MB | 25 MB |
| Requires iOS | **8.0** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SkyCharts LLC](https://appshunter.io/developer/300623345) | [Alexander Jacque](https://appshunter.io/developer/1164318048) |

## What reviewers say

### LightBox Extra

[App page](https://appshunter.io/ios/app/lightbox-extra/id825134948)

Easily view 35mm negatives and slides on your iOS device. Customize the background for optimal viewing and the app remembers your preferred settings.

**Highlights:** View 35mm negatives and slides, Customizable white background, Background adjusts to negative/slide area, Resizes for all iOS7 devices, Remembers custom box sizes

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Lghtmtr

[App page](https://appshunter.io/ios/app/lghtmtr/id956251190)

This app provides a minimalist light meter to help users determine ideal exposure settings for photography. It visually demonstrates the relationship between ISO, aperture, and shutter speed, making it intuitive for learning photographers.

**Highlights:** Minimalist light meter, Intuitive exposure settings, Visual feedback, Adjustable ISO, aperture, shutter speed, Camera profile customization, Scene reference with readings

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee tip | $4.99 | one-time |


## Frequently asked questions

### Is LightBox Extra free?

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

### Is Lghtmtr free?

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

### Which has better reviews, LightBox Extra or Lghtmtr?

Lghtmtr is rated higher. LightBox Extra averages 2.3 out of 5 from 19 ratings, while Lghtmtr averages 4.5 from 129 ratings.

### Do LightBox Extra or Lghtmtr have ads?

Neither LightBox Extra nor Lghtmtr shows ads.

### Which is updated more often, LightBox Extra or Lghtmtr?

LightBox Extra ships an update every 13 months, and Lghtmtr every 4 months. Most recently, LightBox Extra was updated on October 7, 2026 and Lghtmtr on October 14, 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.*