# Eternalbum vs Pair Shutter (interlock shutter camera)

The clearest difference is review sentiment: Eternalbum at 86% against Pair Shutter (interlock shutter camera)'s 17%. Eternalbum also leads on rating (4.4 vs 3.0) and ratings volume (219 vs 2). Pair Shutter (interlock shutter camera)'s advantage is in-app purchases (none vs 8) and iOS requirement (7.1 vs 17.2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Eternalbum sells 8 one-off in-app purchases. Pair Shutter (interlock shutter camera) asks for nothing beyond the download.

Eternalbum holds the better App Store score, 4.4 against 3.0. That said, the two scores are not equally well evidenced: Eternalbum has 219 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 86% of Eternalbum's written reviews are positive against 17% of Pair Shutter (interlock shutter camera)'s.

Eternalbum ships an update every 2 weeks, Pair Shutter (interlock shutter camera) every 3 weeks. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Eternalbum | Pair Shutter (interlock shutter camera) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (219 ratings)](https://appshunter.io/ios/app/eternalbum/id599278991/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/pair-shutter-interlock-shutter-camera/id897338137/reviews) |
| Number of ratings | **219** | 2 |
| Positive reviews | **85.6% of reviews** | 16.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 28 MB | 12 MB |
| Requires iOS | 17.2 | **7.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MY AR UNIPESSOAL LDA.](https://appshunter.io/developer/1527916019) | [Looped Picture Company](https://appshunter.io/developer/329729606) |

## What reviewers say

### Eternalbum

[App page](https://appshunter.io/ios/app/eternalbum/id599278991)

Organize, secure, edit, and share your photos with a stylish and intuitive interface. Features include customizable albums, a 3D browsing experience, and robust editing tools. Secure your memories with password protection and even a decoy password option.

**Highlights:** Stylish individual album layout, 3D browsing experience, Password protection for photos, Decoy password option, Powerful photo editor, Color-based photo search, Import from social media

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade Base Storage to unlimited | $0.99 | one-time |
| Upgrade Base Storage to 3000 | $1.99 | one-time |
| Upgrade Base Storage to 6000 | $1.99 | one-time |
| Upgrade Base Storage to 9000 | $1.99 | one-time |
| Editor Exports Photos with Original Size | $1.99 | one-time |
| Decoy password plus intruder photo capture | $1.99 | one-time |
| Passlock for albums | $1.99 | one-time |
| Eternalbum Premium | $6.99 | one-time |

**What reviewers like**

- 👍 Simple and intuitive user interface
- 🎨 Clean, attractive design with smooth animations
- 📁 Easy album/folder organization and customization
- 🔒 Password protection and privacy features
- 💾 Ability to delete photos from camera roll while keeping them in app

**What reviewers complain about**

- 🐛 App crashes and freezes frequently
- 📱 Compatibility issues with newer iOS versions
- 🔐 Poor password recovery system
- 💾 Limited free storage capacity
- 📊 Slow performance with large photo imports

**Reported bugs**

- App crashes when importing large batches of photos
- Photo moving between albums fails
- Password reset/recovery links return errors
- App won't open after iOS updates
- Forced closure when extracting photos

**Requested features**

- Video storage and management support
- Automatic photo sorting by date
- Sub-album/nested folder structure
- Bulk photo selection and operations
- Photo editing within the app


### 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


## Frequently asked questions

### Is Eternalbum free?

Eternalbum is free to download, with in-app purchases available.

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

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

### Which has better reviews, Eternalbum or Pair Shutter (interlock shutter camera)?

Eternalbum is rated higher. Eternalbum averages 4.4 out of 5 from 219 ratings, while Pair Shutter (interlock shutter camera) averages 3.0 from 2 ratings.

### Do Eternalbum or Pair Shutter (interlock shutter camera) have ads?

Neither Eternalbum nor Pair Shutter (interlock shutter camera) shows ads.

### Which is updated more often, Eternalbum or Pair Shutter (interlock shutter camera)?

Eternalbum ships an update every 2 weeks, and Pair Shutter (interlock shutter camera) every 3 weeks. Most recently, Eternalbum was updated on October 3, 2026 and Pair Shutter (interlock shutter camera) on October 7, 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.*