# Sync Shutter vs Cull

The clearest difference is in-app purchases: Sync Shutter at none against Cull's 1. Sync Shutter also leads on update cadence (every 4 days vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Cull sells 1 one-off in-app purchase. Sync Shutter asks for nothing beyond the download.

Sync Shutter ships an update every 4 days, Cull every 6 weeks. The most recent releases landed on October 7, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Sync Shutter | Cull |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sync-shutter-sd-card-backup/id6758906685/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 6 weeks |
| Monetization | Free | — |
| Size | 12 MB | 3 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Utkarsh Jain](https://appshunter.io/developer/1875668453) | [briek keters](https://appshunter.io/developer/1896180066) |

## What reviewers say

### Sync Shutter

[App page](https://appshunter.io/ios/app/sync-shutter-sd-card-backup/id6758906685)

Automatically back up photos and videos from your SD cards to multiple cloud services and local folders. The app ensures no manual steps are needed and only copies new files after the initial backup.

**Highlights:** Automatic SD card backup, Multi-destination cloud sync, Incremental file copying, Live progress monitoring, Backup history and stats, iPhone companion app

**Features:** Family Sharing, Vision Pro support

**In-app purchases:** none


### Cull

[App page](https://appshunter.io/ios/app/cull-photo-picker/id6766058341)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime License | $39.99 | one-time |


## Frequently asked questions

### Is Sync Shutter free?

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

### Is Cull free?

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

### Do Sync Shutter or Cull have ads?

Neither Sync Shutter nor Cull shows ads.

### Which is updated more often, Sync Shutter or Cull?

Sync Shutter ships an update every 4 days, and Cull every 6 weeks. Most recently, Sync Shutter was updated on October 7, 2026 and Cull on October 12, 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.*