Beginner: TraceTogether can be accessed through a smartphone app or small portable device, and is used by nearly 80% of Singapore’s 5.7 million people. It was the first of the main Bluetooth contact tracing apps unveiled in spring 2020, and its data is more centralized than the Apple-Google system used in many other places around the world. Singapore has ruled out using the Apple-Google system itself because the officials there said they wanted more detailed information about the infection). Participation in contact tracing was once voluntary, but the government spilled that at the end of last year and there are now mandatory registrations to most places where people work, shop and congregate.
The country’s approach to the pandemic has been forceful in many ways, not just when it comes to contact tracing technology. For example, people caught without a mask in public can face heavy fines.