# Inner20 vs Watermelon Backup

The clearest difference is update cadence: Watermelon Backup at every 2 days against Inner20's every 5 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Inner20 sells 2 in-app purchases, starting at $9.99 per month and Watermelon Backup sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Inner20 ships an update every 5 days, Watermelon Backup every 2 days. The most recent releases landed on November 5, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Inner20 | Watermelon Backup |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (14 ratings)](https://appshunter.io/ios/app/watermelon-backup/id6762260596/reviews)** |
| Number of ratings | — | **14** |
| Positive reviews | — | 96.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 2 days** |
| Monetization | — | Freemium |
| Size | 15 MB | 42 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Miror MB](https://appshunter.io/developer/1143775370) | [ZIZICICI LIMITED](https://appshunter.io/developer/1564555697) |

## What reviewers say

### Inner20

[App page](https://appshunter.io/ios/app/inner20/id6749820473)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $9.99 | per month |
| Annual Subscription | $99.99 | per year |


### Watermelon Backup

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

Easily back up your iPhone photos and videos to various network and cloud destinations, or directly to computers and external drives. Offers a 'Drop Mode' for quick file transfers and allows browsing and managing your media library.

**Highlights:** Backup to computer via local network, Direct backup to external drives, Drop Mode for quick file transfers, Support for SMB, WebDAV, SFTP, S3, OneDrive, Dropbox, Google Drive, Browse and manage media library, Background auto-backup (Pro), Picture-in-Picture progress (Pro)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Watermelon Pro (1 Month) | $0.99 | per month |
| Watermelon Pro (1 Year) | $7.99 | per year |
| Watermelon Pro | $12.99 | one-time |


## Frequently asked questions

### Is Inner20 free?

Inner20 is free to download, with in-app purchases available.

### Is Watermelon Backup free?

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

### Do Inner20 or Watermelon Backup have ads?

Neither Inner20 nor Watermelon Backup shows ads.

### Which is updated more often, Inner20 or Watermelon Backup?

Inner20 ships an update every 5 days, and Watermelon Backup every 2 days. Most recently, Inner20 was updated on November 5, 2026 and Watermelon Backup on November 9, 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.*