Heap vs PostHog

PostHog is used by more websites in our catalog: 476 use Heap and 1,783 use PostHog.

Heap sites have the higher median Ahrefs Domain Rating (Heap: 45, PostHog: 43).

Between 2026-06 and 2026-07, Heap went from 0.07% to 0.05% of all tracked sites, while PostHog went from 0.26% to 0.20%. Heap is gaining ground faster in our index.

15 websites in our catalog use both Heap and PostHog.

Adoption is counted from Site Stats Database's own crawl; Domain Rating comes from Ahrefs and traffic from DataForSEO. Figures reflect the sites we track and refresh at least monthly.