Complements Vaccines Working at the opposite ends of the visibility spectrum, Citizen Assisted Contact Tracing (it knows exactly where the virus is, so only need to isolates a few) COMPLEMENTS Vaccination (it does not know where the virus is, so need to jab everyone) by reducing deaths and costs. Data Fusion Instead of gathering information a few minutes a day through a SINGLE app’s QR codes and Bluetooth signals in one country, Citizen Assisted Contact Tracing has built in QR scanner and Bluetooth detector to capture information 24 hours a day from ANY COVID app’s QR codes and ANY Bluetooth signal across ALL countries. Preemptive Tracing Instead of waiting for the test result, Citizen Assisted Contact Tracing starts contact tracing using citizen computing resources when a person first has concerns, tracing is well underway BEFORE the person has even arrived at a centre to get tested. Forward Quarantines Instead monitoring and isolating visitors AFTER they have arrived, Citizen Assisted Contact Tracing can increase quarantine capacity and reduce risks by FORWARD monitoring and isolating visitors BEFORE they have crossed borders, entered premises, boarded planes. iOS Official Mobile App for Android Phones. Support both ONLINE and OFFLINE logging as well as capturing wifi and bluetooth signals. Android Android OS has numerous releases: START TRACING With just ONE CLICK citizens can instantly add the computing power and private data on their phones into the government's epidemic fighting arsenal.