Signal Messenger State-of-the-art end-to-end encryption (powered by the open source Signal Protocol) keeps your conversations secure We can't read your messages or listen to your calls, and no one else can either
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Installing Signal – Signal Support Signal users can send private messages and make secure calls to other Signal users anywhere in the world for free over the internet All Signal-to-Signal communication is private and end-to-end encrypted
Signal Private Messenger - Apps on Google Play Signal is a messaging app with privacy at its core It is free and easy to use, with strong end-to-end encryption that keeps your communication completely private