Download Signal for Android, iOS, Linux, macOS, and Windows.

Download Signal app for Android, iOS, iPhone, iPad, iPod Touch, or Desktop for free! Get the latest version of Signal Messenger.

signal (noun) A gesture, sound, wave, action, impulse, or indication of something to pass along information.

Signal is a secure and private messaging app.

4 days ago · Signal Categories Free Signal Signal is a private messaging app for people who want their chats and calls to stay private without thinking much about it.

Real-time outages and problems for the Signal app. Can't send messages? No server connection? Here you see what is going on.

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. • Send texts, voice messages, photos, …

To use the Signal desktop app, Signal must first be installed on your phone.

Signal app News, help, downloads, information, tips, and much more! The #1 Signal Messenger site.

Say "hello" to a different messaging experience. An unexpected focus on privacy, combined with all of the features you expect.