Another vote here for flagcounter.com
It seems to work well although I have to mark it as a safe site on my adblocker in order to see it on my profile.
I've just added a flag counter and would love some visits.
My profile is https://www.geocaching.com/p/?guid=186b9da1-ba76-4276-a8ba-fad15211a2d6
Thanks very much!