# Starkregen App vs KWMSYS

The clearest difference is update cadence: Starkregen App at fortnightly against KWMSYS's every 4 months. Starkregen App also leads on iOS requirement (13.0 vs 15.6). 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.

Starkregen App ships an update fortnightly, KWMSYS every 4 months. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Starkregen App | KWMSYS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/starkregen-app/id1528339521/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 months |
| Monetization | Free | — |
| Size | 25 MB | 56 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Spekter GmbH](https://appshunter.io/developer/1504901938) | [KWMSys GmbH](https://appshunter.io/developer/1796360432) |

## What reviewers say

### Starkregen App

[App page](https://appshunter.io/ios/app/starkregen-app/id1528339521)

This app provides early warnings for localized heavy rainfall events in participating municipalities. It aims to prevent damage and save lives by alerting citizens, emergency services, and administration. Access is restricted to residents of communities that have implemented the early warning system.

**Highlights:** Early warning system for heavy rainfall, Local and small-scale event detection, Alerts for citizens, emergency services, and administration, Damage prevention, Life-saving alerts

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

**In-app purchases:** none


### KWMSYS

[App page](https://appshunter.io/ios/app/kwmsys/id6742019317)

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

**In-app purchases:** none


## Frequently asked questions

### Is Starkregen App free?

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

### Is KWMSYS free?

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

### Do Starkregen App or KWMSYS have ads?

Neither Starkregen App nor KWMSYS shows ads.

### Which is updated more often, Starkregen App or KWMSYS?

Starkregen App ships an update fortnightly, and KWMSYS every 4 months. Most recently, Starkregen App was updated on November 7, 2026 and KWMSYS on October 30, 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.*