# Sync Shutter vs QSDC

The clearest difference is in-app purchases: QSDC at none against Sync Shutter's 1. Sync Shutter's advantage is update cadence (every 3 days vs every 2 weeks) and iOS requirement (16.0 vs 26.0). On price, ads and device support there is nothing between them.

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

Sync Shutter ships an update every 3 days, QSDC every 2 weeks. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Sync Shutter | QSDC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/sync-shutter-sd-card-backup/id6758906685/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 16 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Utkarsh Jain](https://appshunter.io/developer/1875668453) | [Seung Hyun Jin](https://appshunter.io/developer/585609773) |

## 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 camera cards to multiple destinations like cloud storage, local drives, or NAS. The app intelligently copies only new files and offers verification for data integrity. It also allows for organized sorting and selective import.

**Highlights:** Automatic card detection and backup, Incremental copying of new files only, Byte-for-byte verification, Sorting into date folders, Support for various cloud services, RAW+JPEG pair handling, Custom file naming

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sync Shutter Pro | $9.99 | one-time |


### QSDC

[App page](https://appshunter.io/ios/app/qsdc/id6782549424)

**Features:** iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is Sync Shutter free?

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

### Is QSDC free?

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

### Do Sync Shutter or QSDC have ads?

Neither Sync Shutter nor QSDC shows ads.

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

Sync Shutter ships an update every 3 days, and QSDC every 2 weeks. Most recently, Sync Shutter was updated on November 9, 2026 and QSDC on November 5, 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.*