In terms of market share, ReferLocal is clearly lagging behind, losing to WebTrends Ads in all segments.
WebTrends Ads has better usage coverage in more websites categories. Including Business & Industry, People & Society, Shopping, Arts & Entertainment and 17 other categories.
ReferLocal is leading in News & Media and Newspapers.
WebTrends Ads is leading in most countries, including United States, Canada, Indonesia, China and 24 other countries.
ReferLocal is leading in Germany and Japan.