Digital Transformation Market by Solution , Service , Business Type, End User, Deployment type, Vertical, and Region – Global Forecast to 2021 “Increasing demand for internet of things and increased penetration of mobile devices and apps drives the digital transformation market” The digital transformation market size is estimated to grow from by 2021, at a Compound Annual Growth Rate of 18.7%. Companies are seeking ways to increase revenue and reduce expenses, as the global market competition continues to shrink profit margins.