Sign up for GoatCounter

The first 14 days are always free, after that commercial users must purchase a plan.

You can use an account on any number of sites/domains; see Settings → Additional sites for separating them out.

You will access your account at https://[my-code].goatcounter.com.
Your site’s domain, optional and only used for display/linking purposes.
For password resets, important announcements, invoices.
Needs at least 8 characters.
Just a little verification that you’re human :-)