Beyond singing, Sunitha is the most sought-after dubbing artist in Telugu cinema, lending her voice to over in more than 750 films . Her 750th film as a dubbing artist was the epic Gautamiputra Satakarni . Notable actresses she has voiced include: Soundarya : Choodalani Vundi , Jayam Manadera .

A popular mass dance number that showed her versatility in singing upbeat tracks [JioSaavn].

During this golden era, Sunitha became the go-to vocalist for classical melodies, devotional songs, and complex emotional compositions. Singer Sunitha B2B Hit Songs | Pedavi Datani Song

Furthermore, her promotional videos and interviews frequently go viral, not just for her music but for her poise and the articulate way she discusses her craft. Videos of her "Best Melodies" medleys are staples for Telugu diaspora across the globe, serving as a bridge to their cultural roots. Whether it is a rendition of a Thyagaraja Kirtana or a film melody, her videos are characterized by an aesthetic of elegance—often performing in traditional handloom sarees, which has become her visual trademark.

Sunitha's filmography is extensive, with over 500 songs to her credit. She has sung for numerous Telugu films, including blockbusters like: