Campaign Monitor vs Keap

Campaign Monitor is used by more websites in our catalog: 579 use Campaign Monitor and 300 use Keap.

Campaign Monitor sites have the higher median Ahrefs Domain Rating (Campaign Monitor: 39, Keap: 34).

Between 2026-06 and 2026-07, Campaign Monitor went from 0.07% to 0.07% of all tracked sites, while Keap went from 0.04% to 0.03%. Campaign Monitor is gaining ground faster in our index.

No. A site runs a single email / newsletter platform, so Campaign Monitor and Keap are mutually exclusive.

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.