'Main Atal Hoon', starring Pankaj Tripathi as lead, received a lukewarm response at the box office on Day 1. It is the biopic on former Prime Minister Atal Bihari Vajpayee, who was conferred with the country's highest civilian honour, the Bharat Ratna. The Ravi Jadhav directorial earned only Rs 1 crore on the first day of its release as per a report in Sacnilk. It had an overall 9.39% Hindi occupancy on Friday.