Ustad Iqbal Ahmed Khan is well known for his versatility and his vocal expression has been described by International media as solid, substantial, graceful and supple. His renditions have been described as uniquely powerful and delicate at the same time. He sings a whole range of Classical and Semi Classical music.  His rich voice makes him versatile.  His style of classical singing and his renderings of Thumri, Dadra, Tappa, Bhajans and Ghazals have won him great acclaims. He is a regular feature in all the major Music Festivals organized by different prestigious institutions of India.

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Ustad Iqbal Ahmed Khan was awarded many prestigious awards like International Amir Khusro Award, Sangeet Ratan Award, Gyan Acharya award, Priyadarshini award, Rajiv Gandhi Sadbhavana Samman to name a few. He is also equally famous in the electronic media and has composed music for popular serials like Amir Khusro, Indra Sabha, "Chadar Ka Tukra", "Basant Bahar", "Police File Se", Ye Dilon ke raste  and so on. He was awarded with the Best Music Director award in 1988 for the music he composed for the documentary called "Qutab Minar and its Monuments and Sculptures." As a young boy he won many prizes in music competitions at school and University including "International Ameer Khusro Gold Medal" in 1966. A hot favourite of his grandfather Sangeet Martand Ustad Chand Khan Sahib, he received his blessing to be chosen as the Custodian of Delhi Gharana (Khalifa).

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A Top Grade Vocalist of Akashwani, Ustad Iqbal Ahmed Khan is not only well known for his versatile style of singing but is also regarded as a noble soul for his social activities which he is taking up in upbringing of the Indian Music. Whereas, through his singing, on one hand he is spreading the knowledge among the masses, on the other hand he through his social activities is busy promoting the scholars of Indian Music.