How to install Signal Private Messenger Desktop app on Ubuntu
Signal is a free Private, Secure and encrypted messaging app from Open Whisper Systems. It is available for android, ios, Mac, Windows and Linux. Using Signal chat app you can send and receive text, voice, video, document, and picture messages without any fees. It uses end-to-end encryption to protect our privacy and uses zero-knowledge privacy. And it also supports disappearing messages with time intervals for each conversation.