KATWARN icon

KATWARN

CombiRisk Risk-Management GmbH

3.1

12K ratings

1,000,000+

downloads

Free

In this emergency notification app, users receive hazard alerts and safety information based on their location. Includes location-based notifications, customizable alert regions, and alerts from authorities.

AppRecs review analysis

AppRecs rating 3.0. Trustworthiness 83 out of 100. Review manipulation risk 16 out of 100. Based on a review sample analyzed.

★★★☆☆

3.0

AppRecs Rating

Ratings breakdown

5 star

53%

4 star

0%

3 star

0%

2 star

7%

1 star

40%

What to know

Low review manipulation risk

16% review manipulation risk

Credible reviews

83% trustworthiness score from analyzed reviews

High negative review ratio

47% of sampled ratings are 1–2 stars

About KATWARN

KATWARN transmits hazard warnings, recommendations for action, and information to affected citizens in Germany on behalf of authorities and security organizations. KATWARN also acts as a multiplier for warnings from the Federal Government's Modular Warning System (MoWaS / NINA app).

The KATWARN app is provided by CombiRisk Risk-Management GmbH. The content, timing, and scope of the alerts are determined solely by the authorized authorities and security organizations that use KATWARN, not by CombiRisk.

Since responsibility for warnings in Germany is distributed among various agencies depending on the hazard situation, the use of KATWARN may vary regionally. Please contact your local district or city for information on the systems used locally.

KATWARN provides location-based notifications about hazards such as major fires or extreme weather events. Users can choose to receive alerts for their current location and up to seven additional locations of their choice. This selection can be changed, adjusted, or deactivated at any time.

The app offers the following features:

• Active notification (push alerts) about hazards for up to eight locations: in addition to your current location (the "guardian angel"), you can select up to seven other locations
• Postcode-specific warnings for the selected locations with warning texts and color-coded alert levels
• Continuous, anonymized updates of location information, eliminating the need for manual location input
• Immediate notification upon entering a current hazard zone
• Free topic subscriptions (e.g., for food recalls) via the KATWARN website

• Energy-efficient location tracking via base stations and Wi-Fi access points (not GPS) minimizes battery drain

• Feedback function for sending feedback to the app provider

A working data connection (Wi-Fi or mobile network) is required to receive warnings and information.

For questions and bug reports, please contact support@katwarn.de or visit http://www.katwarn.de.
KATWARN Screenshots
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Reviews for KATWARN

Robert J. Tomsons

3/13/2025

Don't show a actual warning for a second world War bomb.

Sebastian Endres

3/13/2025

Regelmäßig an Warntagen, also eigentlich genau dann, wenn die App beweisen soll, was sie kann, funktioniert die App nicht mehr. Sonst finde ich sie gut.

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