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  1. What Is Signal, and Why Is Everyone Using It? - How-To Geek

    Mar 4, 2022 · It's a messaging app with features like one-to-one messages, groups, stickers, photos, file transfers, voice calls, and even video calls. You can have group chats with up to …

  2. Signal >> Home

    Say "hello" to a different messaging experience. An unexpected focus on privacy, combined with all of the features you expect.

  3. Signal (software) - Wikipedia

    Signal is now developed by Signal Messenger LLC, a software company founded by Moxie Marlinspike and Brian Acton in 2018, which is wholly owned by a tax-exempt nonprofit …

  4. What is Signal? The private chat app is only private if you ...

    Mar 25, 2025 · Unlike other popular messaging apps, Signal is operated by a non-profit called the Signal Technology Foundation rather than a for-profit tech giant like Meta, which owns popular …

  5. What is Signal? 7 features that make it a go-to app for ...

    Mar 25, 2025 · In the right hands, Signal can be an effective tool for keeping your chats private and secure. So, what is Signal, and why might you opt to use it instead of another messaging …

  6. What is Signal, the private messenger, and how does it work?

    Sep 27, 2024 · Signal is a secure messaging platform and app that allows people to communicate privately and securely. It uses end-to-end encryption; not even Signal can read your texts or …

  7. Signal Review: The Best Free, Non-Ad-Supported Secure ...

    Sep 21, 2025 · Signal Private Messenger is a free messaging service that puts security and privacy first, delivering polished and safe group, voice, and video chats without exploiting you …