I use MixPanel. Got a lifetime subscription years ago from an AppSumo offer. They've since expanded their offerings, so I guess what I have is like a 'basic' pl

I use MixPanel. Got a lifetime subscription years ago from an AppSumo offer. They've since expanded their offerings, so I guess what I have is like a 'basic' plan. No complaints- does the job easily enough- & it was relatively cheap. YMMV