Table 2.

The six (collapsed from nine) topics generated from the LDA model of responses of persons as to why they downloaded the COVIDSafe application.

Topic	Theme	Frequency	Per cent	Examples
1	Returning back to normal	125	26	“For the good of the community/country, the sooner things get back up and running the better.”
2, 3, 4	Assist with Contact Tracing	160	34	“Help in case of needing to be be contact traced.” “To assist authorities to contact people who may have come in contact with COVID or if I was to be sick to let those I have come in contact with know.” “To potentially assist with tracing.”
5	Reduce risks to vulnerable populations / Health Care Worker	45	10	“100% for my mother! My mother is in the vulnerable population with a respiratory condition. We reside together. I work with a health service where we need to show our faith in the technology and amazing efforts to contain the virus.” “Frontline healthcare worker.”
6	Stop Spread of COVID‐19	50	11	“Stop the spread.” “To do my part in helping Australia recover from the pandemic” “To support the National Governments strategy to manage COVID‐19.”
7	Quickly informed of positive COVID‐19 cases	35	7	“So I can be contacted easily or if I get it all of the people I've been in contact with know.” “To be notified if someone I had contact with was diagnosed with Covid‐19.”
8, 9	Protect and ensure the safety of family and community	57	12	“To help protect my immediate family, partner's family and the co‐workers whom I work in close proximity with every day.” “Either it would be voluntary or it would become mandatory for all to have. I have nothing to hide so i opted to download it. Also it would help protect my family if needed.” “To ensure health and safety.” “Just so our family can stay safe and everyone else.” “To help keep my family & community as safe as possible.”