Listen to Hum Tum Kahan Nahin Hai online. Hum Tum Kahan Nahin Hai is a Hindi language song and is sung by Kalyanji-Anandji, Manhar Udhas and Sadhana Sargam. Hum Tum Kahan Nahin Hai, from the album Dharm Sankat, was released in the year 1990. The duration of the song is 6:45. Download Hindi songs online from JioSaavn.