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If you’ve felt safer sending a message because you sent it on Signal, please support our work. As a nonprofit, Signal exists because of your donations. In the app: Settings > Donate On the web: Signal.org/donate

There are so many ways to donate to Signal, and we're grateful to you for supporting us. Settings > Donate Signal.org/donate

Do you depend on Signal? Please donate to keep us growing Settings > Donate

Signal Messenger

Donate to Signal Private Messenger

Your donation helps pay for the development, servers, and bandwidth of an app used by millions around the world for private and instantaneous commu...

Like many services, as Signal grows, it becomes a more appealing place for scammers to try and cause harm. We've put together tips to help you protect yourself from phishing, scams, & impersonation attempts. Plus info about how Signal support communicates.

Signal Support

Staying Safe from Phishing, Scams, and Impersonation

We provide a privacy-first, end-to-end encrypted (E2EE) messaging and calling platform designed so only you and your intended recipients can commun...

RE:

Mastodon

Signal (@signalapp@mastodon.world)

Until now, if you lost or broke your phone, your Signal message history was gone, a real challenge for everyone whose most important conversations ...

Now available on iOS 😎 View quoted note →

Rolling out now, the latest iOS update includes the first cool, refreshing wave of the Liquid Glass redesign for iOS 26 and iPadOS 26 with refined animations and new visual elements.

Signal polls are here! Find the best time for your group chat to hang out, choose a vacation destination, or ask if you should give yourself a haircut at 1 AM. Now in the latest version of Signal for iOS, Android, and Desktop.

Signal Messenger

Signal Polls: Yes, no, maybe (yes!)

Signal polling: An easier way to see what your group chat really thinks and feels.

Now on Desktop: Customizable chat folders Keep healthy boundaries between friends & family or work & leisure. Filter 1-on-1 and group chats, put all of your unread messages one place, or make project-specific folders for related chats. Settings > Chats Or right-click any chat

We are alarmed by reports that Germany is on the verge of a catastrophic about-face, reversing its longstanding and principled opposition to the EU’s Chat Control proposal which, if passed, could spell the end of the right to privacy in Europe. 📄.pdf

In 2023, Signal was the first mainstream messenger to enable post-quantum cryptography. We’re still ahead of the (elliptical) curve, implementing a new hybrid PQ ratchet ensuring Forward Secrecy & Post-Compromise Security even in a post-quantum world.

Signal Messenger

Signal Protocol and Post-Quantum Ratchets

We are excited to announce a significant advancement in the security of the Signal Protocol: the introduction of the Sparse Post Quantum Ratchet (S...