TruEffect is leading in Top 100K Sites and Top 1M Sites.
TruEffect has better usage coverage in more websites categories. Including News & Media, People & Society, Transportation & Logistics, Games and 18 other categories.
WebProspector is leading in Business & Industry, Marketing & Advertising, Internet & Telecom, Arts & Entertainment and 17 other categories.
TruEffect is leading in most countries, including United States, Italy, India, Japan and 20 other countries.
WebProspector is leading in Germany, Austria, France, Switzerland and 5 other countries.