Otter Blocks vs Spectra

Spectra is used by more websites in our catalog: 219 use Otter Blocks and 7,065 use Spectra.

Otter Blocks sites have the higher median Ahrefs Domain Rating (Otter Blocks: 12, Spectra: 10).

Between 2026-06 and 2026-07, Otter Blocks went from 0.01% to 0.02% of all tracked sites, while Spectra went from 0.42% to 0.80%. Spectra is gaining ground faster in our index.

33 websites in our catalog use both Otter Blocks and Spectra.

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.