I design and manage the database as well as code most/all of the back-end that supports the app and tracks infection spread.
Right now we are just a two man development team working on new features as fast we can make them stable in our spare time.
Check it out on the Android Play Store!
Patient Zero now has its own site: http://www.patientzeroapp.com
Send and receive one-off messages to and from random strangers. Or start a full chat and be paired with someone random for as long as you want to talk.
Hello Stranger was a fun learning experience while it lasted, but I have now removed it from the Play Store since I am no longer maintaining the servers.
Track your vehicle's MPG. Every time you fill up completely, just enter how many miles you've driven and how much gas you purchased. This app calculates MPG, stores it separately for each car, and shows a graph of average mileage.
This app never made it out of the tinkering phase and has been canceled.