TruEffect is leading in Top 100K Sites and Top 1M Sites.
TruEffect has better usage coverage in more websites categories. Including People & Society, News & Media, Arts & Entertainment, Performing Arts and 34 other categories.
WebProspector is leading in Business & Industry, Internet & Telecom, Marketing & Advertising, Computer & Electronics and 32 other categories.
WebProspector is leading in most countries, including Germany, Austria, Switzerland, United Kingdom and 11 other countries.
TruEffect is leading in United States, Japan, Italy, Brazil and 8 other countries.