# KATWARN vs Esselborn

The clearest difference is update cadence: Esselborn at monthly against KATWARN's every 4 months. KATWARN's advantage is iOS requirement (9.0 vs 15.0). 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, Esselborn monthly. The most recent releases landed on October 11, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | KATWARN | Esselborn |
| --- | --- | --- |
| 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 | **Monthly** |
| Monetization | Free | — |
| Size | 8 MB | 7 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CombiRisk - Riskmanagement GmbH](https://appshunter.io/developer/566560756) | [Verbandsgemeinde Alzey-Land](https://appshunter.io/developer/6777087462) |

## 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


### Esselborn

[App page](https://appshunter.io/ios/app/esselborn/id6777976052)

**In-app purchases:** none


## Frequently asked questions

### Is KATWARN free?

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

### Is Esselborn free?

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

### Do KATWARN or Esselborn have ads?

Neither KATWARN nor Esselborn shows ads.

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

KATWARN ships an update every 4 months, and Esselborn monthly. Most recently, KATWARN was updated on October 11, 2026 and Esselborn on October 5, 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.*