Never written about games, but when I do have notes I want to remember, in the past few years I've been using Logseq to jot down something on the day's journal, and tag it with a topic.
Because it's search capabilities, I find I actually go back to my musings when I need them.
I think they are talking about this: https://www.covid-19-sounds.org/en/
Back in 2022 there was a news article circulating around the research based on this app, Other than that news blitz I can't find anything substantial using regular web searches.
Keywords: Wafaa Aljbawi COVID Sounds Phone App
I couldn't download it using Google Play - it says it is designed for an old phone, but Aurora App Store allowed it to be downloaded. Not sure if it's trustworthy, as after it's initial news blitz, completely silent.
Reviews are old, it seems that this might have been an active thing back in 2020 or 2022, but at this point, I'm guessing it's unmaintained on the Univesity side.