NHS Covid-19 app: How England and Wales’ contact-tracing service works

It has been a long time coming but England and Wales’ Covid-19 app will launch on Thursday.
It follows in the footsteps of Scotland and Northern Ireland’s own efforts but has more features.
Apple and Google’s automated contact-tracing technology will be used to tell people to self-isolate if their phone detects they were near someone later determined to have the virus.
But there’s more, including:
  • a venue check-in barcode scanner
  • a postcode-based risk-level checker
  • a symptoms-reporter tool
  • the means to order a coronavirus test and receive its results
  • a countdown timer to keep track of how long to stay in self-isolation
  • a guide to the latest advice on local restrictions, financial support and other related information

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