Smile.io vs SparkLoop

Smile.io is used by more websites in our catalog: 1,030 use Smile.io and 250 use SparkLoop.

SparkLoop sites have the higher median Ahrefs Domain Rating (Smile.io: 18, SparkLoop: 39).

Between 2026-06 and 2026-07, Smile.io went from 0.15% to 0.12% of all tracked sites, while SparkLoop went from 0.04% to 0.03%. SparkLoop is gaining ground faster in our index.

1 websites in our catalog use both Smile.io and SparkLoop.

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.