Coronavirus: Why are there doubts over contact-tracing apps?

What about those without compatible phones?

Not everyone with a mobile phone will be able to use the apps deployed.

Globally, about 25% of the active 3.4 billion smartphones are incapable of the Bluetooth Low Energy (LE) standard required by Google and Apple, according to a report by Counterpoint Research.

The UK figure is 12% – but many other people have more basic mobile phones with no access to the iOS or Android app stores.

“Most of these users suffer from digital divide,” analyst Neil Shah said.

“Either they are too old to use a smartphone, would find it complex, or rely on a hand-me-down model.

“Or they hail from a lower-income group and are unable to afford a better-spec handset.”

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