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

Dec 19, 2025 · 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.

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

Signal is now developed by Signal Messenger LLC, a software company founded by Moxie Marlinspike and Brian Acton in 2018, which is wholly owned by a tax-exempt nonprofit …

The Pentagon’s acting inspector general has announced that he will review Defense Secretary Pete Hegseth’s use of the Signal messaging app to convey plans for a military strike against …

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.

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 …

Signal Messenger User Guide Learn how to download Signal, explore its basic features, and make the most of its privacy tools and helpful tips.

Dec 19, 2025 · 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.