Listen to Kaun Apna Banayega Unko online. Kaun Apna Banayega Unko is a Hindi language song and is sung by Aarzoo Bano and Kaka Rajput. Kaun Apna Banayega Unko, from the album Phool Sa Chehra, was released in the year 1997. The duration of the song is 7:42. Download Hindi songs online from JioSaavn.