# Pair Shutter (interlock shutter camera) vs Movie Maker Slideshow Pro

The clearest difference is in-app purchases: Pair Shutter (interlock shutter camera) at none against Movie Maker Slideshow Pro's 10. Pair Shutter (interlock shutter camera) also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 3 months). On price, rating, ratings volume and monetization model there is nothing between them.

Both are free to download. Movie Maker Slideshow Pro sells 10 in-app purchases, starting at $1.99 per 7 days. Pair Shutter (interlock shutter camera) asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 3.0 for Pair Shutter (interlock shutter camera) against 3.0 for Movie Maker Slideshow Pro. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews are what separate them: 17% of Pair Shutter (interlock shutter camera)'s written reviews are positive against 0% of Movie Maker Slideshow Pro's.

Pair Shutter (interlock shutter camera) ships an update every 3 weeks, Movie Maker Slideshow Pro every 3 months. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Pair Shutter (interlock shutter camera) | Movie Maker Slideshow Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/pair-shutter-interlock-shutter-camera/id897338137/reviews) | [3.0 (2 ratings)](https://appshunter.io/ios/app/movie-maker-slideshow-pro/id1139521437/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | **16.7% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 12 MB | 24 MB |
| Requires iOS | **7.1** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Looped Picture Company](https://appshunter.io/developer/329729606) | [Sandeep Bhandari](https://appshunter.io/developer/794284640) |

## What reviewers say

### Pair Shutter (interlock shutter camera)

[App page](https://appshunter.io/ios/app/pair-shutter-interlock-shutter-camera/id897338137)

This camera app allows two iPhones to synchronize their shutters via Bluetooth or Wi-Fi. Capture moments simultaneously with friends and family, perfect for couples or parties. It supports linking up to three devices for synchronized photography.

**Highlights:** Synchronized shutter control, Bluetooth and Wi-Fi connectivity, Supports up to three linked iPhones, Easy setup with channel numbers, Ideal for couples and parties

**Features:** macOS Compatibility

**In-app purchases:** none


### Movie Maker Slideshow Pro

[App page](https://appshunter.io/ios/app/movie-maker-slideshow-pro/id1139521437)

Easily create video slideshows from your photos. Add themes, edit images, and set custom timings to make personalized movies for special occasions. Share your creations directly to social networks.

**Highlights:** Create video from photos, Customizable movie length, Apply themes to photos, Photo editing tools, Manual time interval setting, Share to social networks

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $1.99 | per 7 days |
| Pro Weekly | $4.99 | per 7 days |
| Monthly Subscription | $4.99 | per month |
| Yearly Subscription Discount | $14.99 | per year |
| Yearly Subscription Sale | $14.99 | per year |
| Yearly Subscription Special | $19.99 | per year |
| Pro Yearly | $29.99 | per year |
| Yearly Subscription | $29.99 | per year |
| Pro — Lifetime Discount | $79.99 | one-time |
| Pro — Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is Pair Shutter (interlock shutter camera) free?

Pair Shutter (interlock shutter camera) is free to download, with no in-app purchases.

### Is Movie Maker Slideshow Pro free?

Movie Maker Slideshow Pro is free to download, with in-app purchases available.

### Which has better reviews, Pair Shutter (interlock shutter camera) or Movie Maker Slideshow Pro?

Pair Shutter (interlock shutter camera) and Movie Maker Slideshow Pro are both rated 3.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do Pair Shutter (interlock shutter camera) or Movie Maker Slideshow Pro have ads?

Movie Maker Slideshow Pro shows ads; Pair Shutter (interlock shutter camera) does not.

### Which is updated more often, Pair Shutter (interlock shutter camera) or Movie Maker Slideshow Pro?

Pair Shutter (interlock shutter camera) ships an update every 3 weeks, and Movie Maker Slideshow Pro every 3 months. Most recently, Pair Shutter (interlock shutter camera) was updated on October 7, 2026 and Movie Maker Slideshow Pro on October 10, 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.*