# KATWARN vs WippApp

The clearest difference is update cadence: KATWARN at every 4 months against WippApp's every 15 months. KATWARN also leads on iOS requirement (9.0 vs 12.0). 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.

KATWARN ships an update every 4 months, WippApp every 15 months. The most recent releases landed on October 11, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | KATWARN | WippApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/katwarn/id566560753/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 15 months |
| Monetization | Free | — |
| Size | 8 MB | 101 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CombiRisk - Riskmanagement GmbH](https://appshunter.io/developer/566560756) | [Wipplinger Automobilia GmbH](https://appshunter.io/developer/1676235730) |

## What reviewers say

### KATWARN

[App page](https://appshunter.io/ios/app/katwarn/id566560753)

Receive location-based alerts for dangers and disasters across Germany. Get notified about major fires, extreme weather, and other critical events for your current location and up to seven additional chosen areas. The app uses energy-efficient location services to minimize battery drain.

**Highlights:** Location-based alerts for up to 8 locations, Zip code precise warnings, Color-coded warning levels, Energy-efficient battery usage, Real-time danger area notifications, Feedback function

**Features:** Vision Pro support

**In-app purchases:** none


### WippApp

[App page](https://appshunter.io/ios/app/wippapp/id6446142207)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KATWARN free?

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

### Is WippApp free?

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

### Do KATWARN or WippApp have ads?

Neither KATWARN nor WippApp shows ads.

### Which is updated more often, KATWARN or WippApp?

KATWARN ships an update every 4 months, and WippApp every 15 months. Most recently, KATWARN was updated on October 11, 2026 and WippApp on September 23, 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.*