Covid 19 coronavirus: Govt considering making tracer app use mandatory 16 Feb, 2021 08:00 PM 3 minutes to read All the major coronavirus events of 2021. In a bid to boost the number of people scanning the Covid-19 tracer app, the Government is actively considering mandating its use. More than two million people are registered for the app nationwide but the January average of scans per day fell to just 465,000. Advertisement One of the reasons the Government had been hesitant to make using the app compulsory was the potential compliance cost, particularly for small businesses, Hipkins said. "We will certainly be looking at how we can encourage greater uptake and I'm not ruling anything out at this point."