Signal

説明 Signal

Site Editorial Commentary：Say “hello” to privacy.

Signal is a free and user-friendly messaging application prioritizing your privacy above all else. It employs robust end-to-end encryption to ensure your conversations remain completely private and secure. Communicate without the worry of surveillance or data breaches. • Send text messages, voice notes, photos, videos, GIFs, and files securely, all without SMS and MMS fees. Signal leverages your phone's data connection for seamless communication. • Enjoy crystal-clear, encrypted voice and video calls with your contacts. Host group calls with up to 50 participants, maintaining privacy even in larger conversations. • Stay connected with group chats accommodating up to 1,000 members. Admins have granular control over group settings, including who can post and manage members, ensuring a safe and organized environment. • Share ephemeral image, text, and video Stories that vanish after 24 hours. Customize privacy settings to precisely control who can view your Stories. • Signal is designed with your privacy as the top priority. The application collects no data about you or your contacts. Built on the open-source Signal Protocol, your messages and calls are inaccessible to Signal and any third party. There are no backdoors, no data collection, and no compromises on security. • Signal operates as an independent, non-profit organization, providing a unique approach to technology. As a 501(c)(3) non-profit, Signal is funded by user donations, ensuring that its development is driven by the community rather than advertisers or investors. • For assistance, inquiries, or further details, please visit https://support.signal.org/ • To review our source code, please visit https://github.com/signalapp • Stay up-to-date by following us on Twitter @signalapp and Instagram @signal_app