Verschlüsselte Messaging-Apps

Edkimo is a GDPR-friendly survey and feedback tool for classrooms, professional development, and school development, enabling quick, anonymous surveys and automated insights across devices.

ginlo Private is a German-made, fully encrypted private messenger designed for confidential personal communication.

Skred is a privacy-first, peer-to-peer secure messenger offering anonymous, end-to-end encrypted chats and private spaces.

TeleGuard is a Swiss-based secure messenger prioritizing privacy with end-to-end encryption and no storage of user data on servers.

Threema is a Switzerland-based, highly secure messaging platform offering end-to-end encryption, privacy-by-design, and flexible options for individuals and businesses (including private use, business work, and self-hosted deployments).