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Signal Private Messenger is a communication app for people who want to chat, call and share media with end-to-end encryption. It suits individuals and groups who want private conversations without moving their everyday messaging into a public social feed. Messages and calls use the Signal Protocol; the app also supports sending photos, voice messages and other files.
You can use Signal for one-to-one chats as well as group conversations. Group video calls and Stories add ways to talk or share short-lived updates, while controls let you choose who can see a Story. These tools make the app useful for both keeping up with friends and coordinating a group, though it is still centered on direct communication rather than a broad social network.
Signal requires a phone number to register, which may not suit someone looking for an account that is entirely separate from their phone identity. Its focus is on messaging and privacy, rather than offering the wide range of channels, bots or customization found in some other chat apps. If your contacts already use Signal, that focus may be a good fit; otherwise, getting a group to switch can take some coordination.
Signal’s large install count shows that it is widely used, while its rating offers a quick view of user feedback. Neither tells you whether it fits your conversations, so consider what your contacts use and which features matter to you.
