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

For almost 30 years, Signal has been managing and expanding substance use prevention, treatment, and recovery services in northeast Colorado, metro Denver, and southeastern …

Signal is the successor of the RedPhone encrypted voice calling app and the TextSecure encrypted texting program.

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.

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 …

Mar 12, 2025 · In times of uncertainty, people rightly often turn to the encrypted messaging app Signal. Whether it’s to protect sensitive conversations while attending a protest or to keep your …

Signal serves as one of four Managed Services Organizations (MSO) to connect Colorado residents with substance abuse treatment.

Dec 19, 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.

Signal Messenger User Guide Learn how to download Signal, explore its basic features, and make the most of its privacy tools and helpful tips.