The goal of MyLog14 (
https://devpost.com/software/mylog14) is to provide an easy-to-use tool for people to efficiently log symptoms related to COVID-19. No data is collected by the cloud servers; all reports are saved locally and users can share with consent. The goal is to leverage the power of citizens to fight together and to strike a balance between effective epidemic control and data protection. This survey aims to collect feedback from potential users and make the application better.