Singh is famous for his ghazal,. He is an Indian classical art form, by choosing poetry which was relevant to the masses and composing them in a way and laid more emphasis on the meaning of words and melody. In terms of Indian Classical music, the style of his composing and
Gayaki (singing) is considered as
Bol-pradhan, one laying emphasis on words. He highlighted this in his music for films such as
Prem Geet (1981), and
Saath Saath (1982), and TV serials (1988) and (1991).
Singh is considered to be the most successful ghazal singer and composer of all time in terms of both critical and commercial success. With a career spanning a and about 50 years repertoire comprising over 80 album
, the range and breadth of his work has been regarded as genre-defining. He is the only composer and singer to have composed and recorded songs written by prime minister Atal Behari Vajpayee
