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 36 other categories.
WebProspector is leading in Business & Industry, Internet & Telecom, Marketing & Advertising, Computer & Electronics and 33 other categories.
TruEffect is leading in most countries, including United States, India, Montenegro, Italy and 31 other countries.
WebProspector is leading in Germany, Grenada, Austria, United Kingdom and 13 other countries.