Constant Contact vs Sailthru

Constant Contact is used by more websites in our catalog: 551 use Constant Contact and 205 use Sailthru.

Sailthru sites have the higher median Ahrefs Domain Rating (Constant Contact: 32, Sailthru: 67).

Between 2026-06 and 2026-07, Constant Contact went from 0.06% to 0.06% of all tracked sites, while Sailthru went from 0.03% to 0.02%. Constant Contact is gaining ground faster in our index.

No. A site runs a single email / newsletter platform, so Constant Contact and Sailthru 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.