Signal for Mobile Android iPhone or iPad Or visit signal.org/install from your phone

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.

"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 for Android Download for Android Or visit signal.org/install from your phone

You can set up Signal on a new device using information from your current device. Click here if you have an new iPhone, and want to move Signal onto that new iPhone.

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.

Danger zone Advanced users with special needs can download the Signal APK directly. Most users should not do this under normal circumstances.

Signal is committed to your privacy. Signal runs on donations as a nonprofit. Donate here!

Signal for iOS Download for iPhone or iPad Or visit signal.org/install from your phone

If your friend downloads Signal and opens the app to see who they can message, they won’t know that they can message you. Instead, in order to connect on Signal you will need to share your full, unique …