# Viewfinder Preview vs ShuttR

The clearest difference is update cadence: ShuttR at every 9 days against Viewfinder Preview's every 3 months. Viewfinder Preview's advantage is ratings volume (301 vs 2) and rating (4.7 vs 4.5). On ads, in-app purchases, monetization model and chart position there is nothing between them.

Viewfinder Preview costs $4.99 and ShuttR $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Viewfinder Preview holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: Viewfinder Preview has 301 ratings behind it against 2, so its average is the more settled of the two.

Viewfinder Preview ships an update every 3 months, ShuttR every 9 days. The most recent releases landed on November 11, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Viewfinder Preview | ShuttR |
| --- | --- | --- |
| Price | **$4.99** | $6.99 |
| Rating | **[4.7 (301 ratings)](https://appshunter.io/ios/app/viewfinder-preview/id1216484605/reviews)** | [4.5 (2 ratings)](https://appshunter.io/ios/app/shuttr-shutter-speed-tester/id6790870659/reviews) |
| Number of ratings | **301** | 2 |
| Positive reviews | 86.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 9 days** |
| Monetization | Paid | Paid |
| Best chart rank | #144 | **#64** |
| Size | 18 MB | 8 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Adam Fowler](https://appshunter.io/developer/1216484604) | [Christian Haemmerle](https://appshunter.io/developer/6790870661) |

## What reviewers say

### Viewfinder Preview

[App page](https://appshunter.io/ios/app/viewfinder-preview/id1216484605)

**Currently charting:** #144 Top Paid · Photo & Video (US App Store)

Preview camera framing for any camera and lens combination. Select film/sensor size and focal length to visualize framing before setting up your main camera. Ideal for photographers and filmmakers for pre-visualization, location scouting, and storyboarding.

**Highlights:** Camera and lens framing preview, Customizable film/sensor formats, Configurable light meter, Photo capture with metadata, Photo gallery with data display, Album and PDF creation, Film stock emulation

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

**In-app purchases:** none

**What reviewers like**

- 📸 Excellent film emulation and visualization
- 💡 Comprehensive light meter functionality
- 📝 Useful note-taking and shot logging features
- 🎯 Customizable camera formats and focal lengths
- 👍 Intuitive interface and easy to use

**What reviewers complain about**

- 🐛 App crashes and white screen issues
- 🔋 High battery consumption
- 📱 Poor image resolution and quality
- ⚠️ Limited focal length range (35mm minimum)
- 🎬 Focal length accuracy issues on newer iPhones

**Reported bugs**

- White screen on startup
- App crashes repeatedly
- Exposure offset resets when app closes
- Notes and shot data disappear after weeks
- In-app purchase screen loops indefinitely

**Requested features**

- Embed camera/lens metadata directly in saved images
- Save custom film stock names
- Persistent exposure offset settings
- More film stock options (Kodak Gold 200, Fuji 400H, Catlabs 320 Pro, Ilford XP2, etc.)
- Lower ISO settings (support for ISO 0.5 and below)


### ShuttR

[App page](https://appshunter.io/ios/app/shuttr-shutter-speed-tester/id6790870659)

**Currently charting:** #64 Top Paid · Photo & Video (US App Store)

This app uses your iPhone's camera to accurately measure the shutter speeds of analog film cameras. It provides a guided process to check if your camera's shutter has drifted over time, offering a clear verdict on its performance without requiring external hardware.

**Highlights:** Measures real shutter speeds, Uses iPhone camera and light source, Tests speeds from 8s to 1/500, Guided step-by-step protocol, Automatic calibration, Deviation in stops and verdict, History and camera collection, Shareable 'shutter checked' certificate

**In-app purchases:** none


## Frequently asked questions

### Is Viewfinder Preview free?

Viewfinder Preview costs $4.99, with no in-app purchases.

### Is ShuttR free?

ShuttR costs $6.99, with no in-app purchases.

### Which has better reviews, Viewfinder Preview or ShuttR?

Viewfinder Preview is rated higher. Viewfinder Preview averages 4.7 out of 5 from 301 ratings, while ShuttR averages 4.5 from 2 ratings.

### Do Viewfinder Preview or ShuttR have ads?

Neither Viewfinder Preview nor ShuttR shows ads.

### Which is updated more often, Viewfinder Preview or ShuttR?

Viewfinder Preview ships an update every 3 months, and ShuttR every 9 days. Most recently, Viewfinder Preview was updated on November 11, 2026 and ShuttR on November 10, 2026.

### Which is more popular, Viewfinder Preview or ShuttR?

Viewfinder Preview currently peaks at #144 in the App Store charts, and ShuttR at #64. Chart position reflects recent download velocity rather than total install base.

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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.*