In hopes of containing the virus, seven states have put out apps using Google and Apple tech, facing privacy concerns head-on and keeping features simple.
The first Covid-19 exposure-notification apps using technology developed by Apple Inc. and Alphabet Inc.’s Google are up in seven states, and are attempting to inject life into an effort that has struggled so far.
Contact-tracing is a powerful way to fight the coronavirus without sweeping lockdowns, health experts say, and mobile apps could help by automatically notifying anyone who has been near an infected person.