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

Signal is an open-source, encrypted messaging service for instant messaging, voice calls, and video calls. [14][15] The instant messaging function includes sending text, voice notes, …

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

1 day ago · Signal is often considered the gold standard in private and secure messaging. But is Signal safe? How much of its reputation is justified?

Dec 5, 2025 · The Pentagon’s latest report makes one thing clear: Signal protects conversations, but it was never designed to safeguard U.S. war plans — and using it that way carried real risk …

Apr 25, 2023 · Encrypted messaging app Signal has been around since 2015, gaining popularity among political activists of all stripes because of its secure and private messaging system.

Dec 3, 2025 · A Pentagon watchdog has determined that Defense Secretary Pete Hegseth risked the safety of U.S. servicemembers by sharing sensitive military information on the Signal …

Update your package database and install Signal: sudo apt update &&sudo apt install signal-desktop. 2013-2025 Signal, a 501c3 nonprofit.

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 gets a complete redesign for iOS 26 and iPadOS 26. Learn how to download Signal, explore its basic features, and make the most of its privacy tools and helpful tips. Switching …