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 …

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 chats and calls completely private. Signal can't read your …

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.

2 days ago · Signal’s approach to end-to-end encryption makes it especially safe for sending messages. We have some tips on how to use it, and why no messaging app is perfect.

Jan 12, 2026 · 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.

2 days ago · Signal is the most secure messaging app for long-distance couples. With end-to-end encryption, no ads, and non-profit ownership, your intimate conversations stay truly private. …

4 days ago · Signal’s security features simply make it a better choice than other messaging apps for anyone who’s (rightfully) concerned about their data privacy, but still wants to organize …

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 …