Utah was first in the nation last April to roll out a smartphone app to do COVID-19 contact tracing. Nearly six months later, the app is used by 94,000 of its residents, or about five percent of ...

Los Angeles city and county are partnering with the Citizen mobile app to provide new methods for faster coronavirus contact tracing and notifications about possible exposure.

Once someone downloads COVIDWISE, they’re able to quickly notify others or be notified when someone else with the app tests positive for the coronavirus.

New Jersey officials said Wednesday they are now testing an app that will be used for tracing exposure to the coronavirus.

Rivals Apple and Google announced they're teaming up for a COVID-19 contact tracing app which would alert users about any potential exposure to the virus.