# Threema OnPrem vs Einricht

The clearest difference is update cadence: Threema OnPrem at weekly against Einricht's every 2 months. Einricht's advantage is iOS requirement (12.4 vs 17.0). 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.

Threema OnPrem ships an update weekly, Einricht every 2 months. The most recent releases landed on October 24, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Threema OnPrem | Einricht |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/threema-onprem/id1348687756/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Free | — |
| Size | 111 MB | 45 MB |
| Requires iOS | 17.0 | **12.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Threema GmbH](https://appshunter.io/developer/535112011) | [dgperron UG (haftungsbeschraenkt)](https://appshunter.io/developer/1465370548) |

## What reviewers say

### Threema OnPrem

[App page](https://appshunter.io/ios/app/threema-onprem/id1348687756)

This secure messaging solution offers organizations complete data sovereignty by hosting on their own servers. It provides end-to-end encrypted communication for teams, including voice and video calls, and secure file sharing, all protected by PIN or fingerprint.

**Highlights:** Self-hosted solution, Complete data sovereignty, End-to-end encrypted calls, Secure file sharing, Cross-platform compatibility, PIN/fingerprint chat protection

**Features:** Apple Wallet

**In-app purchases:** none


### Einricht

[App page](https://appshunter.io/ios/app/einricht/id1521143581)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Threema OnPrem free?

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

### Is Einricht free?

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

### Do Threema OnPrem or Einricht have ads?

Neither Threema OnPrem nor Einricht shows ads.

### Which is updated more often, Threema OnPrem or Einricht?

Threema OnPrem ships an update weekly, and Einricht every 2 months. Most recently, Threema OnPrem was updated on October 24, 2026 and Einricht on October 6, 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.*