Wire is a cross-platform, encrypted instant messaging client created by Wire Swiss. It is available for iOS, Android, Linux, Windows, macOS and Web browser clients. Developed by Wire Swiss GmbH
License: Free
Threema prioritizes privacy and anonymity, allowing users to communicate without registering with a phone number, while Wire offers a more feature-rich experience with open-source capabilities and multi-device support. Both provide strong encryption, but Threema is simpler, whereas Wire has more collaboration tools.