# This App is a Light Meter vs Good Light Meter

The clearest difference is rating: Good Light Meter at 5.0 against This App is a Light Meter's 4.1. Good Light Meter also leads on update cadence (every 2 days vs every 3 months). This App is a Light Meter's advantage is ratings volume (13 vs 1) and iOS requirement (12.1 vs 18.1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Good Light Meter holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: This App is a Light Meter has 13 ratings behind it against 1, so its average is the more settled of the two.

This App is a Light Meter ships an update every 3 months, Good Light Meter every 2 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | This App is a Light Meter | Good Light Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (13 ratings)](https://appshunter.io/ios/app/this-app-is-a-light-meter/id1449194398/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/good-light-meter/id6741884430/reviews)** |
| Number of ratings | **13** | 1 |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | Free | Free |
| Size | 10 MB | 1 MB |
| Requires iOS | **12.1** | 18.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Oak Studios, LLC](https://appshunter.io/developer/554314612) | [IACTA, LLC.](https://appshunter.io/developer/1588671913) |

## What reviewers say

### This App is a Light Meter

[App page](https://appshunter.io/ios/app/this-app-is-a-light-meter/id1449194398)

This app transforms your phone into a light meter for pinhole photography. It helps calculate precise exposure times and includes a timer and inverter for developing your negatives.

**Highlights:** Light meter for pinhole cameras, Calculates exposure time, Integrated timer, Negative inverter, Works with any pinhole camera

**In-app purchases:** none


### Good Light Meter

[App page](https://appshunter.io/ios/app/good-light-meter/id6741884430)

This tool turns your smartphone into a professional exposure meter for photography. It uses your device's camera to calculate real-time Exposure Value (EV) and provides precise recommendations for aperture, ISO, and shutter speed, aiding both film and digital photographers in achieving optimal exposure.

**Highlights:** Real-time Exposure Value (EV) calculation, Aperture, ISO, and shutter speed recommendations, Uses device camera for metering, Suitable for film and digital photography, Simple and professional interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is This App is a Light Meter free?

This App is a Light Meter is free to download, with no in-app purchases.

### Is Good Light Meter free?

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

### Which has better reviews, This App is a Light Meter or Good Light Meter?

Good Light Meter is rated higher. This App is a Light Meter averages 4.1 out of 5 from 13 ratings, while Good Light Meter averages 5.0 from 1 ratings.

### Do This App is a Light Meter or Good Light Meter have ads?

Neither This App is a Light Meter nor Good Light Meter shows ads.

### Which is updated more often, This App is a Light Meter or Good Light Meter?

This App is a Light Meter ships an update every 3 months, and Good Light Meter every 2 days. Most recently, This App is a Light Meter was updated on October 24, 2026 and Good Light Meter on October 28, 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.*