Harren Media is leading in Top 100K Sites and Top 1M Sites.
Harren Media has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, TV & Video, Movies and 41 other categories.
ReferLocal is leading in Newspapers and Transportation & Logistics.
Harren Media is leading in most countries, including Spain, Brazil, Mexico, Canada and 24 other countries.
ReferLocal is leading in United States, Japan and Germany.