Built by teams from:


Together we will help
Doctors and researchers at the University of Washington with Microsoft volunteers have built a tool to alert you about highly relevant public health announcements, potential exposure to COVID-19, and to assist public health officials and contact tracing teams without compromising your personal privacy. Your data always stays on your phone, unless you decide to share it.
Follow us here: http://commoncircle.us/.
*The current version of the application is for demonstration purposes only. We welcome your feedback before going live.