| Summary: | COVID-19 (coronavirus disease 2019) a newly discovered virus that infects humans and is categorized as a global pandemic. Including in Indonesia, everyday case of COVID-19 increases and gets worse. In this digital era, we always use mobile smartphones every day to do our activities, that is why Traker choosesa mobile platform for development. Traker is a mobile application to trace and record the activity of an infected person, also to show any information about COVID-19 to the community as we proposed in Jakarta city. Traker works both on Android and iOS and Traker uses GPS method solution to track down the infected. The proposed model was designed using Unified Modeling Language (UML) such as a use case diagram for figure out the business process in the systems whilst a class diagram was used to design the database model. Android studio was used to implement the systems where each displayed user interfaces as a print screen of the running prototype application © 2006-2021 Asian Research Publishing Network (ARPN). All rights reserved.
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