Amid COVID-19 lockdown, India’s first COVID-19 tracker Aarogya Setu has crossed 10 crore registered users. Aarogya Setu is a Bluetooth and GPS connectivity app that tracks Covid-19 infection. Through the app, users can check whether they’ve come in contact with a Covid-19 infected person. On April 2, the app had crossed over 50 million users in 13 days after its launch. This app has became one of the most downloaded app in the world in a short period of time.