Covid-19 is an infectious disease that caused by newly evolved zoonotic corona virus (SARS CoV-2). It becomes largest pandemic disease since 1965 were corona virus firstly identified. Covid-19 spread more than 200 countries and affected approximate 30 million positive cases with about 1 million deaths globally till May 2021. Only vaccine to be supposed as blocks the Covid-19 outbreak. More than 200 vaccine candidates for covid-19 being developed in which, about 12 vaccines are approved to peoples. These vaccines have different working mechanism based on its type. In this article we are expressed the knowledge about vaccine type and their characteristics, efficacy, and their advantages for general awareness to the peoples with also the level of academician and researchers.