Signal is a free, open-source messenger built around privacy-first principles. Every message and call is protected with state-of-the-art end-to-end encryption powered by the Signal Protocol.

Unlike mainstream apps, Signal has no ads, no trackers, and no corporate ownership—it’s run by an independent nonprofit sustained by donations.

Key highlights:

🔒 Secure by default: Encryption for every message, every call, every time.

💬 Rich communication: Text, voice, video, GIFs, files, and even encrypted stickers.

👥 Group chats: Stay connected with family, friends, and coworkers without surveillance.

🌍 Cross-platform: Available on Android, iOS, Windows, Mac, and Linux.

🕊️ Nonprofit model: Independent, community-supported, and never for sale