Cornerstone vs PageFly

Cornerstone is used by more websites in our catalog: 3,075 use Cornerstone and 193 use PageFly.

Cornerstone sites have the higher median Ahrefs Domain Rating (Cornerstone: 28, PageFly: 20).

Between 2026-06 and 2026-07, Cornerstone went from 0.38% to 0.35% of all tracked sites, while PageFly went from 0.03% to 0.02%. PageFly is gaining ground faster in our index.

1 websites in our catalog use both Cornerstone and PageFly.

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.