<Tr> <Td_colspan="4"> Total length: </Td> <Td> 21: 38 </Td> </Tr> <P> The film had its world premiere in the last week of September 2015 at the Silk Road Film Festival, Fuzhou, China . It was released under the title of The New Classmate, as it was at such international film festivals like the Marrakech International Film Festival and the Cleveland International Film Festival . The film then went on to be screened at the BFI London Film Festival (LFF) on 23 October 2015, and was lauded at the event . The release of the first look of the film coincided with the International Women's Day, 8 March . In the poster of the film, a smiling Swara Bhaskar is seen taking a leap with Ria Shukla in a red sari and a blue salwar kameez respectively . The poster was unveiled by the actress Sonam Kapoor, a close friend of Bhaskar . The official trailer was released by Eros productions on 22 March 2016 . The launch took place at a media session in a classroom set - up with Bhaskar, Shukla and Pankaj Tripathi . At the event, the film's producer Anand L Rai said, "I associated with Nil Battey Sannata straight from my heart and I'm feeling very proud of the film ." The trailer was well received by both critics and audiences . A reviewer for Daily News and Analysis thought of it as "heartwarming". The film had its theatrical release in India on 22 April 2016 . </P> <P> Nil Battey Sannata released in India on fewer than 300 screens and had an average opening at the box - office . It collected ₹ 2.5 million (US $39,000) on its opening, but the figure grew on the second day as a result of positive word of mouth reviews . The film collected ₹ 6.0 million (US $94,000) on Saturday and ₹ 10.5 million (US $160,000) on Sunday bringing the opening weekend collections to ₹ 19 million (US $300,000). The film faced competition from other small - budget Hindi film releases Laal Rang and Santa Banta Pvt Ltd in its opening weekend at the box - office, but was expected to do well because of the positive reviews and good word of mouth . The film collected ₹ 30 million (US $470,000) in its opening week . It was declared tax free in the states of Uttar Pradesh and New Delhi by their respective state governments . The film became a commercial success, and continued through the second week, increasing in rural areas of the country . It had an impressive six - week run at the box office and its lifetime collections were around ₹ 70 million (US $1.1 million). </P> <P> Nil Battey Sannata opened to critical acclaim, and was positively received by the audiences as well . It received overwhelming praise, chiefly for the direction, and for Bhaskar, Shukla and Tripathi . Kunal Guha of the Mumbai Mirror wrote, "It's rare to come across films that force you to keep aside your yardsticks of what a good film is and dive into the experience". Namrata Thakur of Rediff.com gave the film the highest praise and deemed it "an absolute gem", saying "there is hardly a dull moment in the film". She considered it the feel - good film of the year, comparing it to 2015's Dum Laga Ke Haisha . The Hindu journalist and film critic Namrata Joshi included Nil Battey Sannata in her year - end list of "Hindi films that made a mark in 2016". She thought of it "a warm, feel - good film which offers hope and the promise". </P>

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