# Watermelon Backup vs HardSubOCR Mobile

The clearest difference is price: Watermelon Backup at Free against HardSubOCR Mobile's $2.99. HardSubOCR Mobile's advantage is in-app purchases (none vs 1) and iOS requirement (16.0 vs 18.0). On update cadence, ads and device support there is nothing between them.

Watermelon Backup is free to download; HardSubOCR Mobile costs $2.99 up front. Watermelon Backup sells 1 one-off in-app purchase. HardSubOCR Mobile asks for nothing beyond the download.

Watermelon Backup ships an update every 2 days, HardSubOCR Mobile every 4 days. The most recent releases landed on October 18, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Watermelon Backup | HardSubOCR Mobile |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| 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 | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 4 days |
| Monetization | Free with in-app purchases | — |
| Size | 42 MB | 5 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ZIZICICI LIMITED](https://appshunter.io/developer/1564555697) | [鹏 边](https://appshunter.io/developer/1588663406) |

## What reviewers say

### 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 |


### HardSubOCR Mobile

[App page](https://appshunter.io/ios/app/hardsubocr-mobile/id6786220309)

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

**In-app purchases:** none


## Frequently asked questions

### Is Watermelon Backup free?

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

### Is HardSubOCR Mobile free?

HardSubOCR Mobile costs $2.99, with no in-app purchases.

### Do Watermelon Backup or HardSubOCR Mobile have ads?

Neither Watermelon Backup nor HardSubOCR Mobile shows ads.

### Which is updated more often, Watermelon Backup or HardSubOCR Mobile?

Watermelon Backup ships an update every 2 days, and HardSubOCR Mobile every 4 days. Most recently, Watermelon Backup was updated on October 18, 2026 and HardSubOCR Mobile 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.*