Listen to Koi Hai to Jahan Hai online. Koi Hai to Jahan Hai is a Hindi language song and is sung by Manthan Gupta. Koi Hai to Jahan Hai, from the album Koi Hai to Jahan Hai, was released in the year 2020. The duration of the song is 1:54. Download Hindi songs online from JioSaavn.