- TraceTogether
- CovidSafe
- Private Automated Contact Tracing (PACT)

University of California, Santa Cruz

Smartphone applications use Bluetooth signals that hold information about the distance between people and the amount of times they were within proximity of one another. A positive result is uploaded to the app and notifies those who were in close proximity of the person.

Smartphone-based COVID Monitoring

Allam, M., Cai, S., Ganesh, S., Venkatesan, M., Doodhwala, S., Song, Z., . . . Coskun, A. F. (2020). COVID-19 Diagnostics, Tools, and Prevention. Diagnostics, 10(6), 409. doi:10.3390/diagnostics10060409

https://www.mdpi.com/2075-4418/10/6/409

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