# Shutter vs Camera Exposure Calculator Pro

The clearest difference is price: Shutter at Free against Camera Exposure Calculator Pro's $3.99. Shutter also leads on update cadence (monthly vs every 54 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Shutter is free to download; Camera Exposure Calculator Pro costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Shutter ships an update monthly, Camera Exposure Calculator Pro every 54 months. The most recent releases landed on October 23, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Shutter | Camera Exposure Calculator Pro |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[3.6 (23 ratings)](https://appshunter.io/ios/app/shutter-speed/id560154244/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 58.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 54 months |
| Monetization | Free | — |
| Size | 6 MB | 21 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Filmomat GmbH](https://appshunter.io/developer/455575975) | [Ajay Gorasiya](https://appshunter.io/developer/1455174866) |

## 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


### Camera Exposure Calculator Pro

[App page](https://appshunter.io/ios/app/camera-exposure-calculator-pro/id1603970223)

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

**In-app purchases:** none


## Frequently asked questions

### Is Shutter free?

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

### Is Camera Exposure Calculator Pro free?

Camera Exposure Calculator Pro costs $3.99, with no in-app purchases.

### Do Shutter or Camera Exposure Calculator Pro have ads?

Neither Shutter nor Camera Exposure Calculator Pro shows ads.

### Which is updated more often, Shutter or Camera Exposure Calculator Pro?

Shutter ships an update monthly, and Camera Exposure Calculator Pro every 54 months. Most recently, Shutter was updated on October 23, 2026 and Camera Exposure Calculator Pro on October 13, 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.*