Kapoor was raised in a middle-class Punjabi family. Her father works in the merchant navy and her mother is a housewife.She started her film career through her debut Malayalam film Albudhadweep, alongside actor Prithviraj Sukumaran. Her Tamil debut was the leading role in Azhagai Irukkirai Bayamai Irukkirathu, alongside Bharath, and then subsequently in Vathiyar with Arjun. Her appearance Allare Allari, opposite Allari Naresh, was her first in Telugu. She has returned to the Malayalam scene in 2008 with Madambi.She has two additional Tamil films to date: Arputha Theevu (dubbed from Malayalam), which was released in September 2006, and Vathiyar, which was released on Diwali. Currently she runs a home decor company called KiYAHH . The products are designed by herself.