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.

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 corporation called the …

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 messages or …

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. Free for …

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.

3 days ago · A community organizer’s guide to Signal group chats Key privacy settings and best practices.

4 days ago · Signal is an encrypted communications application for Android and iOS. It uses the Internet to send one-to-one and group messages, which can include files, voice notes, images and videos, …

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 can either.