Listen to Sare Jahanse Acha (Vocal) online. Sare Jahanse Acha (Vocal) is a Tamil language song and is sung by Unni Krishnan and Dinesh Anand. Sare Jahanse Acha (Vocal), from the album National Songs, was released in the year 2002. The duration of the song is 3:01. Download Tamil songs online from JioSaavn.