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On July 8, 2026, Threema GmbH was converted into Threema AG. Previously, the company operated through two legal entities: Threema GmbH and Threema Holding AG. To simplify the corporate structure, these entities were merged into a single company: Threema AG.

This change has no impact on our users. The company’s headquarters will remain in Switzerland. All contracts and obligations of Threema GmbH have been transferred to Threema AG and will remain unchanged.

New article:
Messenger Interoperability: Well-Intended, but Bad for Data Privacy

WhatsApp has been open to third-party messaging services since fall 2025. Under the EU’s Digital Markets Act (DMA), the platform is required to support interoperability with alternative chat services. While we support the DMA’s underlying goals, we have decided not to implement interoperability with WhatsApp for several reasons.

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Two puzzle pieces facing each other that do not fit together on a green background.
Illustration of a power plant with wind turbines and solar panels next to the Axpo and Threema logos.
Threema Work

Axpo Systems and Threema: Enhancing Data Security in the Energy Sector

As part of the critical infrastructure, the energy sector has special requirements for secure information and data exchange. With “REVIVE,” Axpo Systems provides a crisis management platform specifically developed for this sector. Threema OnPrem serves as the central communication module.
Illustration of hands holding a smartphone with a multiple-choice quiz on the screen.
Threema Private

A Privacy Quiz to Celebrate Data Privacy Day

Today is Data Privacy Day! Are you up to speed when it comes to online privacy? Put your knowledge to the test, and take the privacy quiz in the Threema Channel.
Illustration comparing security and privacy, showing a shield with a lock versus a person silhouette with a question mark.
Threema Private

Security Doesn’t Equal Privacy

When it comes to data protection on the Internet, security and privacy are often mentioned in the same breath. However, the two terms are not synonymous. We explain the differences.
A blue cartoon robot holding a speech bubble with three dots, surrounded by question marks.
Threema Work

Bots: Retrieve Information Directly in the Chat App

Threema Work is not only a messaging app for businesses, it is also a practical tool for making information quickly and easily accessible. With the help of bots, it’s possible to set up interactive systems that automatically provide users with answers to frequently asked questions.
Interface screenshot of Threema Work's management cockpit with a highlighted language selection area.
Threema Work

The Management Cockpit Is Now Available in French

Demand for secure corporate communication is increasing across Europe – not least because EU regulations such as NIS2 and DORA mandate secure communication channels. Consequently, more and more companies in French-speaking regions are choosing Threema Work. To simplify user administration, the management cockpit of Threema Work, Threema Broadcast, and Threema OnPrem is now also available in French, in addition to German, English, and Spanish.
Illustration showing a smartphone with a secure messaging chat, the HIN Talk logo, and a Threema OnPrem server graphic.
Threema Work

HIN and Threema: Secure Communication in the Swiss Healthcare Sector

In medical facilities, the requirements for data protection and security in digital communication are particularly high. To enable healthcare professionals to easily and confidentially exchange information, Threema has partnered with HIN to provide the framework for their messenger service, HIN Talk.
Monitor displaying binary code with an infinity-shaped data stream looping outward.
Threema Private

On WhatsApp’s Recent Data Leak

This week, various media outlets reported that WhatsApp exposed user data on a massive scale. Some called it the “largest data leak in history,” others said the situation to be worse than one might think at first. We somewhat disagree. A brief assessment.
Illustration of a hand holding a green umbrella with legal symbols, shielding from two surveillance cameras shining light.
Threema Private

No to Online Surveillance, Yes to Digital Integrity

In response to increasing surveillance on the Internet and the weakening of our privacy that goes along with it, the “digital integrity” movement is forming resistance. In Switzerland, two cantons have already voted decisively to establish a fundamental right to “digital integrity” in their state constitutions. At the end of the month, the canton of Zurich will also vote on this issue.
Illustration of a person hiding their face behind an open book with the phrase “I have nothing to hide” above them, while cartoon eyes surround them as if watching.
Threema Private

“I have nothing to hide”: Why Privacy Matters

Does this statement make your hair stand on end? Unfortunately, the “nothing to hide” argument has persisted for far too long and often prevents any constructive discussion about privacy protection on the Internet. It’s high time to debunk it.
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