AlertaBlu is the official municipal app for Blumenau, providing real-time monitoring of the Itajaí-Açu River and local weather conditions. It enables residents to track flood levels, receive automated alerts for registered locations, and monitor landslide probabilities.

Overview · Full Intel report in progress

The App DNA

What makes this app unique?

For Residents and stakeholders in Blumenau requiring real-time environmental safety and flood monitoring data.

What does it look like?

Key features

River Level Monitoringstandard

Provides real-time tracking of the Itajaí-Açu River level with status classifications ranging from Normal to Maximum Alert.

Predictive Flood Forecastingstandard

Offers hourly river level forecasts to help users monitor the progression of potential flood events.

Custom Location Alertsstandard

Sends automatic notifications to users if the river level is forecasted to reach the elevation of their registered locations.

Weather and Landslide Warningsstandard

Delivers updates on changing weather conditions and the probability of landslides across different city regions.

How much does it cost?

free

Velocity

Intense developmentShow more...

5 versions in history. Development pace: intense.

See all version history

Who built it?

Município de Blumenau

1 app tracked · Weather

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User Sentiment

What do users think recently?

How are ratings & reviews evolving?

Google Play
4.52 · 1k
App Store
2.09 · 55

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for AlertaBlu

How's the Weather market?

The rivals identified

The Analyst's Read

Key takeaways for AlertaBlu

Where is it heading?

Bottom line

AlertaBlu serves as a critical public safety tool for Blumenau residents to track flood risks and receive location-specific emergency notifications.

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by AlertaBlu, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “AlertaBlu Intelligence Report.” Updated May 20, 2026. https://marlvel.ai/apps/com-artech-appmobilenivelrioatual-dbnivelrioplus

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