How many cases has COVIDSafe detected?

Seven million Australians have downloaded the app but it has only identified 17 cases, hears a Budget Estimates hearing
Australian Associated Press

Just 17 unique cases of coronavirus have been detected through the Federal Government’s much-maligned $2 million COVIDSafe app, despite it being downloaded by seven million Australians.

Furthermore, the app was of no help during Melbourne’s long-running battle to contain a second wave of the pandemic it appears, with all 17 of the identified cases in NSW.