That’s from 5 years ago. Let’s look what Apple themselves say about that topic:
Personal Data Apple Collects from You
Usage Data. Data about your activity on and use of our offerings, such as app launches within our services, including browsing history; search history; product interaction; crash data, performance and other diagnostic data; and other usage data
That claim seems like it’d be trivial to fact check, and indeed does seem to be false.
That’s from 5 years ago. Let’s look what Apple themselves say about that topic:
https://www.apple.com/legal/privacy/en-ww/
I am not ever trusting a proprietary OS, specially when it has been actively advertised as “caring about your privacy”