# PhotoSync vs Watermelon Backup

The clearest difference is in-app purchases: PhotoSync at none against Watermelon Backup's 1. PhotoSync also leads on iOS requirement (15 vs 18.0). Watermelon Backup's advantage is update cadence (every 2 days vs every 9 days). On price, ads and device support there is nothing between them.

Both are free to download. Watermelon Backup sells 1 one-off in-app purchase. PhotoSync asks for nothing beyond the download.

PhotoSync ships an update every 9 days, Watermelon Backup every 2 days. The most recent releases landed on October 16, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | PhotoSync | Watermelon Backup |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (13 ratings)](https://appshunter.io/ios/app/watermelon-backup/id6762260596/reviews)** |
| Number of ratings | — | **13** |
| Positive reviews | — | 96.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 6 MB | 42 MB |
| Requires iOS | **15** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [cos](https://appshunter.io/developer/1641675069) | [ZIZICICI LIMITED](https://appshunter.io/developer/1564555697) |

## What reviewers say

### PhotoSync

[App page](https://appshunter.io/ios/app/photosync/id6755623599)

**Features:** macOS Compatibility

**In-app purchases:** none


### Watermelon Backup

[App page](https://appshunter.io/ios/app/watermelon-backup/id6762260596)

Securely back up your iPhone photo library to your own storage, not a third-party cloud. Organize and manage your photos by month, with options to back up, download, or sync. It intelligently avoids unnecessary transfers and can access iCloud Photos when needed.

**Highlights:** Backup iPhone photos to personal storage, Supports NAS, SFTP, S3, WebDAV, SMB, Organize backups by month, Intelligent transfer to avoid duplicates, Pause and resume backup tasks, Restore photos and videos from backup

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Watermelon Pro | $9.99 | one-time |


## Frequently asked questions

### Is PhotoSync free?

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

### Is Watermelon Backup free?

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

### Do PhotoSync or Watermelon Backup have ads?

Neither PhotoSync nor Watermelon Backup shows ads.

### Which is updated more often, PhotoSync or Watermelon Backup?

PhotoSync ships an update every 9 days, and Watermelon Backup every 2 days. Most recently, PhotoSync was updated on October 16, 2026 and Watermelon Backup on October 22, 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.*