I would say - by and large, curation by the disro vendor is somewhat re-assuring - but even so - still not 100%…
Both Apple and Google have allowed malicious software into their app stores… I think Apple are maybe, probably, slightly ahead of Google in that - i.e. more proactive, as in a lot more restrictive in letting publishers publish apps…
And ALL the App Store vendors, Apple, Google, Microsoft, include their own spyware that comes as “undocumented features” in their own publish software…