

Signal is optimized to operate in the most constrained environment possible. Go fast – Messages are delivered quickly and reliably, even on slow networks.Privacy isn’t an optional mode - it’s just the way that Signal works. Say anything – State-of-the-art end-to-end encryption (powered by the open source Signal Protocol™) keeps your conversations secure.Signal’s advanced privacy-preserving technology is always enabled, so you can focus on sharing the moments that matter with the people who matter to you. Send and receive high-fidelity messages, participate in HD voice/video calls, and explore a growing set of new features that help you stay connected. Select your messages and then tap "delete." A copy of your messages may remain for other users in chats you've participated in until they also delete the chats.Millions of people use Signal every day for free and instantaneous communication anywhere in the world. If you want to use it instead of WhatsApp, you can delete your WhatsApp chats by tapping "edit" on the top-left of the chat page. That's it! Now you're up and running on Signal.

You'll even see read receipts, links to send audio messages, stickers, photos and more. Once they've joined, you can start chats using the same pencil icon, or create groups, much like you would in WhatsApp.This will allow you to create an email message or text message to friends and family with a link to download the app.

But you may also need to tap "Invite Friends to Signal" if your contact doesn't have the app yet. You can start messaging people who are already using Signal.

