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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 …
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"Signal", Signal logos, and other trademarks are trademarks or registered trademarks of Signal Technology Foundation in the United States and other countries (more info here).
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 …
Getting Started with Signal Android, iOS or Desktop
Getting Started with Signal Android, iOS or Desktop Installing Signal How to restore your message history Find the Signal App Icon How do I ensure Signal is up to date? Register a …
Signal Support
Features Explore rich features of private messaging. Security This section contains common questions regarding safety and reliability of the technology in the apps.
Getting Started – Signal Support
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Send a message – Signal Support
After you have registered your number with Signal, you can start communicating privately with other Signal users. Here's how to send a...
Features – Signal Support
Signal is committed to your privacy. Signal runs on donations as a nonprofit. Donate here!
Signal Messenger Features
Change the Signal app icon on your phone Edit Message Reply to a specific message Schedule a Message on Signal Android Calling options - Switch camera, microphone, or view Screen …