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.

Oct 21, 2025 · In order to use this app, you need to download Signal and register your phone number, then confirm your identity with an SMS code sent to you via a regular text message.

Sep 21, 2025 · Learn to install Signal on Linux using native, snap, or flatpak methods. Discover secure, cross-platform messaging with step-by-step guidance.

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.

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

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

In this video, I’ll show you how to download and install the Signal app on both Android and iPhone devices — step by step. Signal is known for its strong end-to-end encryption and...

Download Signal here or follow the installation steps for your platform. Signal users can send private messages and make secure calls to other Signal users anywhere in the world for free …

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 …