# Shutter vs Portable Light Meter

The clearest difference is price: Shutter at Free against Portable Light Meter's $0.99. Shutter also leads on update cadence (monthly vs every 8 months) and iOS requirement (13.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

Shutter is free to download; Portable Light Meter costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Shutter ships an update monthly, Portable Light Meter every 8 months. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Shutter | Portable Light Meter |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[3.5 (22 ratings)](https://appshunter.io/ios/app/shutter-speed/id560154244/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 58.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 8 months |
| Monetization | Free | — |
| Size | 6 MB | 1 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Filmomat GmbH](https://appshunter.io/developer/455575975) | [家啟 褚](https://appshunter.io/developer/1576063354) |

## What reviewers say

### Shutter

[App page](https://appshunter.io/ios/app/shutter-speed/id560154244)

Test the shutter speeds of your analog cameras using your iPhone. For precise measurements, use with the PhotoPlug accessory. Without it, the app analyzes shutter sound for speeds below 1/30sec.

**Highlights:** Test analog camera shutter speeds, Use with PhotoPlug accessory for light measurement, Analyze shutter sound for speeds below 1/30sec, Store measurement values in a table, Manage multiple cameras and lenses, Calculate correction factors for faulty shutters

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

**In-app purchases:** none


### Portable Light Meter

[App page](https://appshunter.io/ios/app/portable-light-meter/id6741569936)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Shutter free?

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

### Is Portable Light Meter free?

Portable Light Meter costs $0.99, with no in-app purchases.

### Do Shutter or Portable Light Meter have ads?

Neither Shutter nor Portable Light Meter shows ads.

### Which is updated more often, Shutter or Portable Light Meter?

Shutter ships an update monthly, and Portable Light Meter every 8 months. Most recently, Shutter was updated on October 8, 2026 and Portable Light Meter on October 1, 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.*