A digital twin is a digital copy of a physical living or non-living entity. It also refers to a digital model of realistic and actual assets, processes, people, places, systems and devices that may be used for numerous motives and objectives. Both digital copies represent the fundamentals of how an Internet of Things device works and functions throughout their cycles.

Digital twins help to replicate the infrastructure to calculate different aspects and measurements to significantly improve innovation, performance and saving cost. Digital twins in Iot are able to justify different capabilities by predicting, monitoring and gathering of information and data. This method helps to foresee different IoT devices needed in an industry to optimize a certain process automatically with precise calculations and analytics.