Developed in March 2020 by Aprameya Radhakrishna, Koo app is India’s response to Jack Dorsey’s Twitter. Having won Atma Nirbhar Bharat app challenge under social category in August 2020, the application was simply a better looking cousin of Twitter. However, in last 24 hours, 3 million users have flocked to this new talk of the town and this is a 10x jump in its user base. But what is Koo App? Why has it happened? Are there any other concerns over the usage of Koo?