# Shutter vs Phase Timer Pro

The clearest difference is price: Shutter at Free against Phase Timer Pro's $4.99. Shutter also leads on in-app purchases (none vs 1) and update cadence (monthly vs every 19 months). On ads and device support there is nothing between them.

Shutter is free to download; Phase Timer Pro costs $4.99 up front. Phase Timer Pro sells 1 in-app purchase, starting at $9.99 per year. Shutter asks for nothing beyond the download.

Shutter ships an update monthly, Phase Timer Pro every 19 months. The most recent releases landed on October 8, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Shutter | Phase Timer Pro |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| 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** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 19 months |
| Monetization | Free | — |
| Size | 6 MB | 2 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Filmomat GmbH](https://appshunter.io/developer/455575975) | [Freestyle Photo & Imaging](https://appshunter.io/developer/1786429988) |

## 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


### Phase Timer Pro

[App page](https://appshunter.io/ios/app/phase-timer-pro/id6443657713)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Phase Timer Pro | $9.99 | per year |


## Frequently asked questions

### Is Shutter free?

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

### Is Phase Timer Pro free?

Phase Timer Pro costs $4.99, and also offers in-app purchases.

### Do Shutter or Phase Timer Pro have ads?

Neither Shutter nor Phase Timer Pro shows ads.

### Which is updated more often, Shutter or Phase Timer Pro?

Shutter ships an update monthly, and Phase Timer Pro every 19 months. Most recently, Shutter was updated on October 8, 2026 and Phase Timer Pro on September 21, 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.*