# cairn vs PhotoNest Backup

The clearest difference is in-app purchases: cairn at none against PhotoNest Backup's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PhotoNest Backup sells 3 in-app purchases, starting at $2.99 per month. cairn asks for nothing beyond the download.

## The numbers

| Metric | cairn | PhotoNest Backup |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cairn-immich-sync/id6763392945/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free | — |
| Size | 8 MB | 17 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Graham Larue](https://appshunter.io/developer/1873829108) | [Vladimir Valter](https://appshunter.io/developer/1735033846) |

## What reviewers say

### cairn

[App page](https://appshunter.io/ios/app/cairn-immich-sync/id6763392945)

This app synchronizes your iPhone photo library with your Immich server. It automatically moves photos deleted from your phone to your Immich trash, ensuring consistency. The app prioritizes safety with features like a quarantine window and trash-to-restore functionality.

**Highlights:** Syncs iPhone deletions to Immich, Moves deleted photos to Immich Trash, Configurable quarantine window, Trash-to-restore functionality, Percent cap and floor for safety, Exclusion options for specific photos, Restrict indexing to specific albums

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

**In-app purchases:** none


### PhotoNest Backup

[App page](https://appshunter.io/ios/app/photonest-backup/id6789885319)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PhotoNest Pro | $2.99 | per month |
| PhotoNest Pro | $19.99 | per year |
| PhotoNest Pro Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is cairn free?

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

### Is PhotoNest Backup free?

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

### Do cairn or PhotoNest Backup have ads?

Neither cairn nor PhotoNest Backup shows ads.

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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.*