The official trailer of the film was released on 16 June 2014. On 9 July 2014, the producers of Ramanujan arranged a special screening at the Rashtrapati Bhavan, receiving an invitation from the president Pranab Mukherjee. The film was simultaneously released in India and United Kingdom in Tamil and English languages on 11 July 2014. After the film's theatrical run, the makers released the VCD and DVD formats of the film in late 2014, which featured the making video, behind-the-scenes featurette, and deleted scenes from the film.
