Sunidhi Chauhan started her singing career as a child, giving her first performance at the age of four, in a local temple in Delhi. Thereafter, she began to participate in and sing for competitions and local gatherings.

Later, a TV host spotted her at a show and convinced the eight-year-old to give Mumbai a chance to develop her talent.

Then her family moved to Mumbai so that Sunidhi can find a better platform.

She made her debut playback singing with 'Ladki Diwani' in 1996 film “Shastra”. Microsoft hired Sunidhi Chauhan to sing the "Windows Vista Song" titled Wow is Now. Sunidhi has studied till 10th standard only.