You don’t need an advanced analytics tool on your personal blog.
Advantages of having no, or only minimal, analytics:
You do not need any site analytics on your personal blog, but watching the number of page views go up is rewarding to our monkey brains. So if, like me, you aren’t yet at the don’t-care-at-all-about-views stage, at least use privacy-preserving analytics.
This site uses privacy-preserving analytics. It happens to use Plausible, but other privacy-preserving analytics tools are probably also fine. Here are some (unvetted) options.