NHS England Apps Enlisted In Covid-19 Fight - Photo Illustrations

LONDON, ENGLAND - AUGUST 13: In this photo illustration the official NHS Covid-19 "Test and Trace" contact tracing app is seen on a screen on August 13, 2020 in London, England. The NHS has used several mobile applications during the course of the pandemic to help patients assess and report their symptoms. This week, they have started trialling the "NHS Covid-19" contact-tracing app, after a series of delays in the development process. (Photo Illustration by Leon Neal/Getty Images)