Open Whisper Systems

@whispersystems

Making private communication simple. For support, questions, or more information, please visit

Joined May 2010

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  1. Pinned Tweet
    Nov 27

    The latest version of Signal iOS is now available in the App Store. Here's a look at what's new.

  2. Dec 1

    Apple has resolved the App Store issue that was preventing some iOS users from installing Signal. Thank you for your support.

  3. Nov 30

    We are aware of the issue with Signal in the iOS . Affected users will see a message that says "This item is no longer available." We have filed a bug report with Apple and hope to have the problem resolved soon.

  4. Nov 16

    On this day in 1974, the Arecibo telescope sent an encoded message from humanity into outer space. Gaze up at the sky for inspiration, open Signal 43 years later, and send a private message to someone in your universe.

  5. Nov 1

    Today's Signal iOS beta includes support for GIF search:

  6. Oct 27
    Replying to

    Every day is a new record for Signal traffic. Thank you for your support. We'll keep scaling. Want to help?

  7. Oct 27

    Signal is back after a brief service interruption. We appreciate your patience as we added more capacity to resolve connection errors.

  8. Oct 4

    The latest beta of Signal for Android includes optional support for Incognito keyboards. We also enabled censorship circumvention in Qatar.

  9. Oct 3
  10. Sep 26

    Private contact discovery for Signal, technology preview:

  11. Sep 6

    Signal Profiles are now available in the beta release of Signal for Android and iOS:

  12. Aug 28

    Signal's API Level is 22. Are you a talented Android Developer? Our Enthusiasm Level is 100. Apply here:

  13. Aug 25

    Hearing your parents ask for a Safety Number is so much better than hearing your parents ask why you never call:

  14. Aug 24
    Replying to

    We're in SF, but open to remote US applications. The right candidates already live in our hearts even if we don't know where they live yet.

  15. Aug 17

    We're hiring a senior server developer for Signal, know anyone who might be interested?

  16. Jun 16

    The latest Signal beta for Android/iOS introduces new support for the way that safety number changes work:

  17. May 30

    Seeing lots of Chinese tweets about switching to Signal 👍

  18. May 22

    Today's release for Signal iOS includes support for voice notes:

  19. May 16
  20. May 11

    The audio call quality using Signal from is impressive, way better than an actual cell call. Try it, it's easy and free!

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