Aar Koto Kal song is a Bengali devotional song from the Shyam O Shyamar Gaan released on 2016. Music of Aar Koto Kal song is composed by Krishnaprasad Bera. Aar Koto Kal was sung by Susmita Mukherjee. Download Aar Koto Kal song from Shyam O Shyamar Gaan on Raaga.com.