# PinholeMeter vs SlowLightMeter

The clearest difference is review sentiment: SlowLightMeter at 100% against PinholeMeter's 56%. SlowLightMeter also leads on rating (5.0 vs 3.6) and update cadence (every 4 days vs every 7 months). PinholeMeter's advantage is ratings volume (7 vs 2) and iOS requirement (7.0 vs 15.6). 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.

SlowLightMeter holds the better App Store score, 5.0 against 3.6. Both are backed by a comparable volume of ratings — 7 and 2 respectively. Written reviews point the same way: 56% of PinholeMeter's written reviews are positive against 100% of SlowLightMeter's.

PinholeMeter ships an update every 7 months, SlowLightMeter every 4 days. The most recent releases landed on October 1, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | PinholeMeter | SlowLightMeter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (7 ratings)](https://appshunter.io/ios/app/pinholemeter/id501893760/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/slowlightmeter/id6751812869/reviews)** |
| Number of ratings | **7** | 2 |
| Positive reviews | 55.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 days** |
| Monetization | Free | Free |
| Size | 4 MB | 1 MB |
| Requires iOS | **7.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [electrico elefante](https://appshunter.io/developer/501893763) | [Ari Jaaksi](https://appshunter.io/developer/1770069317) |

## What reviewers say

### PinholeMeter

[App page](https://appshunter.io/ios/app/pinholemeter/id501893760)

This app functions as a light meter specifically designed for pinhole photography. Users can set the F-number and ISO sensitivity, then tap the preview window to measure exposure. It includes a countdown timer for precise exposure timing.

**Highlights:** Pinhole photography light meter, Set F-number and ISO sensitivity, Tap to measure exposure, Countdown timer for exposure, Calculates focal length/pinhole diameter

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

**In-app purchases:** none


### SlowLightMeter

[App page](https://appshunter.io/ios/app/slowlightmeter/id6751812869)

This app provides a simple and accurate light meter for film photographers. It continuously measures light with minimal interaction and includes an ISO lock to prevent accidental changes. EV values are a core feature for ease of use.

**Highlights:** Reflective and incident light metering, Continuous light measurement, ISO lock, EV value display, Simple interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PinholeMeter free?

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

### Is SlowLightMeter free?

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

### Which has better reviews, PinholeMeter or SlowLightMeter?

SlowLightMeter is rated higher. PinholeMeter averages 3.6 out of 5 from 7 ratings, while SlowLightMeter averages 5.0 from 2 ratings.

### Do PinholeMeter or SlowLightMeter have ads?

Neither PinholeMeter nor SlowLightMeter shows ads.

### Which is updated more often, PinholeMeter or SlowLightMeter?

PinholeMeter ships an update every 7 months, and SlowLightMeter every 4 days. Most recently, PinholeMeter was updated on October 1, 2026 and SlowLightMeter on October 8, 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.*