UK opts against using contact-tracing app model proposed by Google The decision has been taken about the app model despite there being concerns about privacy issues.
A spokeswoman for NHSX, the health service's digital innovation unit, explained: Professor Christophe Fraser, who is one of the epidemiologists advising NHSX, explained that there are specific advantages to using the model the UK has chosen.
According to the expert, a centralised system ought to provide more insights into the spread of the virus.