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 …

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 …

4 days ago · 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 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.

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 …

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", Signal logos, and other trademarks are trademarks or registered trademarks of Signal Technology Foundation in the United States and other countries (more info here). Or visit …

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