Pirsch vs PostHog

PostHog is used by more websites in our catalog: 131 use Pirsch and 1,783 use PostHog.

PostHog sites have the higher median Ahrefs Domain Rating (Pirsch: 31, PostHog: 43).

Between 2026-06 and 2026-07, Pirsch went from 0.02% to 0.01% of all tracked sites, while PostHog went from 0.26% to 0.20%. Pirsch is gaining ground faster in our index.

2 websites in our catalog use both Pirsch 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.