Amplitude vs PostHog

PostHog is used by more websites in our catalog: 433 use Amplitude and 1,783 use PostHog.

Amplitude sites have the higher median Ahrefs Domain Rating (Amplitude: 55, PostHog: 43).

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

10 websites in our catalog use both Amplitude 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.