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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 …
Installing Signal
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 …
Signal Support
Getting Started Understand the basics of Signal on Android, iOS, and Desktop. Features Explore rich features of private messaging. Security This section contains common questions …
Group chats – Signal Support
A Signal group is built on top of the private group system technology. The Signal service has no record of your group memberships, group titles, group avatars, or group attributes.
Signal >> Blog >> A Synchronized Start for Linked Devices
Jan 27, 2025 · With Signal on Desktop and iPad, you can link your primary Android or iOS account with another device, letting you check and respond to messages in both places or …
Getting Started – Signal Support
Signal is committed to your privacy. Signal runs on donations as a nonprofit. Donate here!
Signal Messenger Features
Calling options - Switch camera, microphone, or view Screen Sharing with Signal Desktop Calls Set and manage disappearing messages Screen Lock Data Usage Options (Wi-Fi & Cellular) …
Signal >> Blog >> Safety number updates
Nov 17, 2016 · The latest Signal release includes some changes to the way safety numbers work. Safety numbers allow Signal users to verify the privacy of their communication with a contact, …
Download Signal for Android
"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).
Signal >> Download Signal
"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).