# Marzhausen vs LU

The clearest difference is update cadence: LU at every 2 months against Marzhausen's every 26 months. 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.

Marzhausen ships an update every 26 months, LU every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Marzhausen | LU |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 11 MB | 77 MB |
| Requires iOS | 15 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Verbandsgemeinde Hachenburg](https://appshunter.io/developer/1625636202) | [CTIE - Centre des technologies de l'information de l'Etat](https://appshunter.io/developer/445269399) |

## What reviewers say

### Marzhausen

[App page](https://appshunter.io/ios/app/marzhausen/id1626982545)

**Features:** Vision Pro support

**In-app purchases:** none


### LU

[App page](https://appshunter.io/ios/app/lu-alert/id6446636745)

Receive critical alerts from the Luxembourg government regarding emergencies and risks directly on your smartphone. Customize notifications based on risk types, proximity, or locations of interest. Access information on protective measures and emergency response plans.

**Highlights:** Emergency alerts, Risk notifications, Personalized alert settings, Information on protective measures, Emergency response plans, Public safety updates

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Marzhausen free?

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

### Is LU free?

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

### Do Marzhausen or LU have ads?

Neither Marzhausen nor LU shows ads.

### Which is updated more often, Marzhausen or LU?

Marzhausen ships an update every 26 months, and LU every 2 months. Most recently, Marzhausen was updated on November 3, 2026 and LU on November 3, 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.*