The Coronavirus Australia App has been downloaded over 500,000 times in Australia, however there is little publicly available information about what data is being collected from people and how that private information is being used and kept safe.

https://www.itwire.com/apps/human-rights-law-centre-calls-for-%E2%80%98greater-transparency%E2%80%99-for-govt%E2%80%99s-covid-19-phone-app.html