Reloading an ad slot with a new ad after a set interval or on user action while the page stays open. Refresh multiplies impressions from one page view; done with viewability triggers it is legitimate, done on a timer with no engagement it is a hallmark of made-for-advertising sites.
Related terms
Cite this entry:
Agency Echelon. "Ad Refresh." Agency Echelon Reference, reviewed September 2026. https://agencyechelon.com/reference/glossary/ad-refresh/