# BundesMessengerX vs HAIchat

The clearest difference is iOS requirement: BundesMessengerX at 18.3.1 against HAIchat's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BundesMessengerX ships an update every 2 months, HAIchat monthly. The most recent releases landed on October 30, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | BundesMessengerX | HAIchat |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | — |
| Size | 324 MB | 40 MB |
| Requires iOS | **18.3.1** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 17+ |
| Developer | [BWI GmbH](https://appshunter.io/developer/1518548152) | [Stefan Weiberg](https://appshunter.io/developer/6800411077) |

## What reviewers say

### BundesMessengerX

[App page](https://appshunter.io/ios/app/bundesmessengerx/id6738500048)

A secure and reliable messaging solution designed for German government agencies. It offers end-to-end encryption, user-friendly design, and optimized features for productive daily use in public administration.

**Highlights:** End-to-end encryption, Secure text, image, file, and voice message sharing, User-friendly and intuitive design, Optimized for public administration, Ad-free communication

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### HAIchat

[App page](https://appshunter.io/ios/app/haichat/id6800411075)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is BundesMessengerX free?

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

### Is HAIchat free?

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

### Do BundesMessengerX or HAIchat have ads?

Neither BundesMessengerX nor HAIchat shows ads.

### Which is updated more often, BundesMessengerX or HAIchat?

BundesMessengerX ships an update every 2 months, and HAIchat monthly. Most recently, BundesMessengerX was updated on October 30, 2026 and HAIchat on October 29, 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.*