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

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 …

Oct 20, 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.

6 days ago · Signal is an instant messaging app free of charge that offers end-to-end encryption to protect your privacy.

How to use Signal and what can you do with the app? In this Signal guide you’ll find everything: how to download and install it, basic features, privacy and security options, tips, and handy …

Oct 20, 2025 · Millions of people use Signal every day for free and instantaneous communication anywhere in the world. Send and receive high-fidelity messages, participate in HD voice/video …

Find out what’s new and what’s next for AI and tech — all directly from Microsoft, with insights and practical tips that matter for your work, life and the world.

Mar 25, 2025 · Unlike other popular messaging apps, Signal is operated by a non-profit called the Signal Technology Foundation rather than a for-profit tech giant like Meta, which owns popular …

Sep 21, 2025 · Instead of accepting life in a fishbowl, use Signal to keep your communication private. The free, open-source app protects your calls, messages, and video chats from prying …

Mar 26, 2025 · Signal is a free and open-source application for Android, iOS, and desktop that employs end-to-end encryption to keep communications safe.