As per the details from the World Health Organization (WHO), visual impairment affects 285 million individuals globally. The total number of deaf people is also extreme all over the world. This paper shows the major issues, worries, and obstacles that blind people face, as well as the numerous ways that technology can assist them. This manuscript discusses recent advancements in the domain of assistive technology for blind and deaf people and also aims to give an overview of the assistive technologies available for the blind and deaf so that the researchers can work on this domain to come up with new solutions, or they can improve the existing products. Various research challenges in this domain are also briefly discussed in this manuscript.