Olark vs Zendesk

Zendesk is used by more websites in our catalog: 149 use Olark and 1,108 use Zendesk.

Zendesk sites have the higher median Ahrefs Domain Rating (Olark: 37, Zendesk: 41).

Between 2026-06 and 2026-07, Olark went from 0.02% to 0.02% of all tracked sites, while Zendesk went from 0.16% to 0.13%. Olark is gaining ground faster in our index.

No. A site runs a single live-chat tool, so Olark and Zendesk 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.