Tanvi Shah has sung in Hindi, Tamil and Telugu and added to it, she sings in Spanish, Arabic, Portuguese and other Latin languages. Her first song was “Fanaa” for the movie Yuva. She has a running collaboration with A.R. Rahman and has sung a number of songs for him, including songs from Jillunu Oru Kadhal, Slumdog Millionaire and recently Delhi-6. She wrote the Spanish lyrics for Jai Ho. She has performed in leading and world famous arenas such as Wembley Arena, Birmingham Arena Burmingham. With the success of Slumdog Millionaire, Shah has been featured in Snoop Dogg's song "Snoop Dogg Millionaire". While she has done her fair share of playback singing for the film industry in India, she is an international star. This versatile singer’s appeal lies in the fact that she can sing in several different languages, which has won her fans across the world.
She firmly believes that we all need to give back to society. She is actively involved with the Cancer Institute and with the “End Polio” campaign of Rotary International along with Amitabh Bachan, A. R. Rahman and Anil Kapoor. She has donated her song, “Zindagi”, produced by JHawk, to the End Polio campaign album that features international artistes such as Itzhak Perlman, David Sanborn, Ziggy Marley, Donovan and members of the Congolese band, Staff Benda Bilili.