Sirdata vs Viafoura

Sirdata is used by more websites in our catalog: 209 use Sirdata and 123 use Viafoura.

Viafoura sites have the higher median Ahrefs Domain Rating (Sirdata: 20, Viafoura: 66).

Between 2026-06 and 2026-07, Sirdata went from 0.03% to 0.02% of all tracked sites, while Viafoura went from 0.02% to 0.01%. Viafoura is gaining ground faster in our index.

17 websites in our catalog use both Sirdata and Viafoura.

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.