COVID-19 self-diagnosis and self-quarantine app usage rate South Korea 2020, by age
According to a survey conducted in South Korea in 2020, about 40.7 percent of respondents aged 16 to 19 said they had used the South Korean government's COVID-19 "self-quarantine safety protection app" and "self-diagnosis app." When entering the country, all travelers were required to install these two apps on their mobile phones to check their health status for two weeks after arriving in South Korea. The overall usage rate of these two apps reached about 34.4 percent in 2020.
