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

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.

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.

6 hours ago · Signal, an end-to-end encrypted messaging app long considered one of the most secure in the world, has recently faced attacks from hackers accused of links to Russia.

2 days ago · The flaw meant iPhone and iPad notifications were accessible on a device for up to a month.

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 and WhatsApp both rely on the well-established Signal Protocol. What Telegram does well – and what it doesn’t Telegram excels at public channels, bots and large groups. As an …

Use this easy checklist to get help troubleshooting no signal or "no service" errors.

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.