Don't miss a thing by getting the day's biggest stories sent direct to your inbox The NHS Covid-19 app could be tweaked to prevent people being 'pinged' unnecessarily.
Transport Secretary Grant Shapps has said the 'sensitivity' of the contact tracing app is being kept under 'constant review' - particularly in line with coronavirus guidelines expecting to change from July 19.
As part of step four, social distancing rules will be dropped. READ MORE: Covid LIVE as Sunak encourages staff to return to the workplace when rules lift However the app works to detect users' proximity and time spent near to someone who has tested positive for coronavirus, which is currently at two metres or less, and for more than 15 minutes.