# ProCloud vs Key4Friends

The clearest difference is update cadence: ProCloud at every 2 months against Key4Friends's every 9 months. ProCloud also leads on iOS requirement (11.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ProCloud ships an update every 2 months, Key4Friends every 9 months. The most recent releases landed on September 18, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | ProCloud | Key4Friends |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 9.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 9 months |
| Monetization | — | Free |
| Size | 49 MB | 61 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Scopevisio DevOps GmbH](https://appshunter.io/developer/557148111) | [SimonsVoss Technologies GmbH](https://appshunter.io/developer/1141846652) |

## What reviewers say

### ProCloud

[App page](https://appshunter.io/ios/app/procloud/id1094743846)

**Features:** macOS Compatibility

**In-app purchases:** none


### Key4Friends

[App page](https://appshunter.io/ios/app/key4friends/id1141846653)

Easily and securely share access to doors with friends and family. Receive authorizations from the MobileKey app to open and close designated doors directly from your smartphone. Requires an internet connection for operation.

**Highlights:** Receive digital door keys, Open and close authorized doors, Secure key distribution, Easy friend sharing, Email and SMS verification

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

**In-app purchases:** none


## Frequently asked questions

### Is ProCloud free?

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

### Is Key4Friends free?

Key4Friends is free to download, with no in-app purchases.

### Do ProCloud or Key4Friends have ads?

Neither ProCloud nor Key4Friends shows ads.

### Which is updated more often, ProCloud or Key4Friends?

ProCloud ships an update every 2 months, and Key4Friends every 9 months. Most recently, ProCloud was updated on September 18, 2026 and Key4Friends on September 24, 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.*