Signal is not for profit, which means we stay focused on building privacy-preserving tech, not appeasing advertisers or investors. And as a nonprofit, we exist because of your support. Signal.org/donate In-app: Settings > Donate We accept DAF, stocks, and cryptocurrency.

It costs around $50 million every year to ensure Signal is robust and available all over the world for anyone whenever they need it. And as a nonprofit, that money comes from all of you; the people who believe that we all deserve a place to speak freely.

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...

Signal is blocked in several countries but you can set up a proxy server to help people access Signal no matter where they live. Here’s how:

Signal Messenger

Proxy Please: Help People Connect to Signal

Several countries have recently blocked Signal, leaving their residents without a trusted and safe place to communicate. To help in this situation,...

Thank you for helping keep Signal available for everyone who needs it. To share your proxies use #SignalProxy

Introducing usernames and phone number privacy on Signal! We’re making it possible for people to connect with each other without having to share phone numbers. Now launching to beta users, available for everyone soon.

Signal Messenger

Keep your phone number private with Signal usernames

Signal’s mission and sole focus is private communication. For years, Signal has kept your messages private, your profile information (like your n...

Messengers only matter if people use them. So, thank you for your support, for telling your friends, for getting your group chats on Signal, and for supporting our work with donations. It’s an honor to build Signal for you. We literally could not do it without you.

Signal is a nonprofit. But what does this mean in practice? Today we do something most tech co’s avoid: talk money. What does it cost for Signal to play in a lane dominated by billion $ corporations, while rejecting the surveillance business model?

Signal Messenger

Privacy is Priceless, but Signal is Expensive

Signal is the world’s most widely used truly private messaging app, and our cryptographic technologies provide extra layers of privacy beyond the...

Announcing PQXDH! The first step in post-quantum resistance for the Signal Protocol, PQXDH protects your Signal calls & chats from potential future threats of breakthroughs in quantum computing. And it's already rolling out to Signal clients everywhere.

Signal Messenger

Quantum Resistance and the Signal Protocol

The Signal Protocol is a set of cryptographic specifications that provides end-to-end encryption for private communications exchanged daily by bill...