video calls

Signal

Signal

Private messenger with end-to-end encrypted messaging and calls

Signal is a free, nonprofit messenger with end-to-end encrypted texts, calls, and group chats across Android, iOS, and desktop.

Element

ElementOpen

End-to-end encrypted team messenger built on Matrix

Element is an end-to-end encrypted messenger for teams and communities, built on the open Matrix protocol with chat, voice and video calls.

Wire

WireOpen

End-to-end encrypted messaging and collaboration for enterprises

Wire is an end-to-end encrypted messaging and collaboration platform for enterprises and governments, with open-source clients and cloud or on-premises hosting.