JMIR MEDICAL INFORMATICS Park et al Original Paper Development, Acceptance, and Concerns Surrounding App-Based Services to Overcome the COVID-19 Outbreak in South Korea: Web-Based Survey Study Jihwan Park1, PhD; Jinhyun Han2, BA; Yerin Kim3; Mi Jung Rho2, PhD 1School of Software Convergence, College of Software Convergence, Dankook University, Yongin-si, Republic of Korea 2Department of Urology, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea 3Department of Korean Language and Literature, The Anyang University of Korea, Anyang-si, Republic of Korea Corresponding Author: Mi Jung Rho, PhD Department of Urology, Seoul St. Mary's Hospital College of Medicine The Catholic University of Korea 222 Banpo-daero, Seocho-Gu Seoul, 06591 Republic of Korea Phone: 82 222585905 Email:
[email protected] Abstract Background: Since the COVID-19 outbreak, South Korea has been engaged in various efforts to overcome the pandemic. One of them is to provide app-based COVID-19±related services to the public. As the pandemic continues, a need for various apps has emerged, including COVID-19 apps that can support activities aimed at overcoming the COVID-19 pandemic. Objective: We aimed to determine which apps were considered the most necessary according to users and evaluate the current status of the development of COVID-19±related apps in South Korea. We also aimed to determine users'acceptance and concerns related to using apps to support activities to combat COVID-19. Methods: We collected data from 1148 users from a web-based survey conducted between November 11 and December 6, 2020.