# Swiss Securium® — Corporate platform messenger

> Encrypted business messenger for secure corporate communication and collaboration. (iPhone/iPad app by ALPEIN Software SWISS AG.)

- Source: https://appshunter.io/ios/app/swiss-securium/id955408265 (this page in markdown: same URL + `.md`)
- Developer: [ALPEIN Software SWISS AG](https://appshunter.io/developer/963505468)
- Category: Business, Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 11.0 · 70 MB
- Languages: English, German, Russian
- Released: 2015-01-20
- Data updated: 2026-07-04
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/swiss-securium/id955408265/reviews.md

## What is Swiss Securium®?

Swiss Securium™ Messenger is an encrypted instant messenger being a part of a secured communication and collaboration platform for businesses. 

It is not a standalone application. You need a registration for the corporate SWISS SECURIUM® platform (for more information you can contact us at contact@swiss-securium.ch).

The main functions of the app:

•	Instant messaging (with editing/deletion/citing/copying)
•	Group chats up to 200 users
•	Audio and video calls (Secure Real-Time Transport Protocol protected)
•	Secret chats secured with Cypherpunks' Off-the-Record protocol
•	File transfer
•	Invitation of external users
•	Support for Touch & Face ID
•	Multi account

Swiss Securium™ Messenger can be used on iPhones and iPads.

The messenger history is synchronized between all user accounts on all devices (including Mac and web versions).

History of secret chats is stored encrypted only on your and your interlocutor’s devices. 

Common history is stored in encrypted form both on your devices and in isolated Customer-Container for your company’s platform instance.

The whole platform is hosted in the approved Swiss data center and is protected by the Swiss law – one of the strictest in the world. 

GDPR conform: encrypted, European data center, fulfillment of the data subject rights, ISO:27001 certificate.

Swiss Securium™ Messenger –  100% made & protected in Switzerland.

## Key features

- Encrypted instant messaging
- Group chats up to 200 users
- Secure audio and video calls
- Secret chats with Off-the-Record protocol
- File transfer
- Multi-account support
- Touch & Face ID support

## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/swiss-securium/id955408265/reviews.md

### 1/5 — Don’t work

*2019-10-16, version 4.2.2*

Don’t work after last update

### 5/5 — Swiss securium

*2015-02-02, version 1.2*

Working fine. I'm glad to use Swiss securium!

## Frequently asked questions about Swiss Securium®

### Is Swiss Securium® a standalone app?

No, Swiss Securium® is not a standalone application. It is part of a larger secured communication and collaboration platform for businesses and requires registration for the corporate SWISS SECURIUM® platform.

### What kind of chats does Swiss Securium® offer?

Swiss Securium® offers instant messaging with editing, deletion, citing, and copying features. It also supports group chats for up to 200 users and secret chats secured with the Cypherpunks' Off-the-Record protocol.

### How is user data protected on Swiss Securium®?

The platform is hosted in an approved Swiss data center and is protected by Swiss law. Common chat history is stored encrypted on user devices and in isolated Customer-Containers, while secret chat history is encrypted only on the devices of the participants.

### Does Swiss Securium® support multi-device synchronization?

Yes, the messenger history is synchronized between all user accounts on all devices, including Mac and web versions, ensuring continuity across platforms.

### What security certifications does Swiss Securium® platform have?

The platform is GDPR conform, uses a European data center, fulfills data subject rights, and holds an ISO:27001 certificate, emphasizing its commitment to data security and privacy.

### What devices is Swiss Securium® available on?

Swiss Securium® Messenger can be used on iPhones and iPads. The description also mentions support for Mac and web versions for history synchronization.

### How often is Swiss Securium® updated?

The latest version available is 4.2.13, which was last updated on April 26, 2022. This indicates a history of regular updates to the application.

### Does Swiss Securium® have ads?

No, Swiss Securium® does not contain advertisements. The application is free to use without any ad interruptions.

## Version history (last 5 releases)

### 4.2.13 — 2022-04-26

Dark Mode adaptation

### 4.2.12 — 2021-12-18

Fixed saving of accounts in the " Favorite" tab

### 4.2.11 — 2021-09-15

Fixed the histrory sync issue

### 4.2.9 — 2021-04-19

Improved push notifications delivery

### 4.2.8 — 2020-05-08

Bug fixing.

## Apps similar to Swiss Securium®

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Serviceo Chat](https://appshunter.io/ios/app/serviceo-chat/id1608053230) | 4.5 (2) | Free | Business |
| [Rouffe](https://appshunter.io/ios/app/rouffe/id6468182983) | — | Free | Business |
| [Flype Messenger](https://appshunter.io/ios/app/flype-messenger/id1572976230) | — | Free | Business |

## More apps by ALPEIN Software SWISS AG

- [AccessSecurium™](https://appshunter.io/ios/app/accesssecurium/id1072367945)
- [CloudSecurium™](https://appshunter.io/ios/app/cloudsecurium/id1099742126)
- [DeskSecurium™](https://appshunter.io/ios/app/desksecurium/id1125982243)
- [PassSecurium Password Manager](https://appshunter.io/ios/app/passsecurium-password-manager/id1159065748)

All apps by ALPEIN Software SWISS AG: https://appshunter.io/developer/963505468

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-04.*