The secure instant messenger from Switzerland. GDPR-compliant messaging for individuals and organizations that value security and data protection.

Threema is a paid cross-platform encrypted instant messaging app developed by Threema GmbH in Switzerland and launched in 2012. Users can make voice and video calls, send photos, files, and …

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Threema is the world’s best-selling secure messenger, used by more than 12 million people in over 175 countries, developed in Switzerland, and designed with privacy and data protection in mind.

Feb 26, 2026 · In this Threema review, we tested out and analyzed the service to reveal the pros and cons and how Threema compares to others.

Threema is the world’s best-selling secure messenger, used by more than 12 million people in over 175 countries, developed in Switzerland, and designed with privacy and data protection in mind. Whether …

Sep 18, 2025 · Threema is a popular choice for secure messaging in 2025. But does it live up to expectations? In this Threema review, we look at its security tools, privacy, features, business tools, …

Jul 30, 2025 · Threema is the world's best-selling secure messenger and keeps your data out of the hands of hackers, corporations, and governments.

Apr 30, 2026 · Threema also doesn't offer the same level of clarity as WhatsApp. If you're looking for a photo, you have to scroll through the entire chat history because there's no option for a photo …

May 1, 2026 · Threema is a Swiss-made messaging app that prioritizes user security through end-to-end encryption. Users can send messages, photos, videos, and their location with the assurance that …