Key Features: • Consists of an extensive introduction to the terminologies and components of AR • Provides in-depth knowledge of various tools and techniques used in AR • Introduces various platforms and software development kits (SDKs) such as Unity Engine, Unreal Engine, and Vuforia • Gives a step-by-step guide for the development of an AR app • Describes how AR can be used specifically by impaired users not only in the situation of current pandemic but also in normal situations thus simplifying day-to-day activities