TruEffect is leading in Top 100K Sites and Top 1M Sites.
WebProspector has better usage coverage in more websites categories. Including Business & Industry, Internet & Telecom, Marketing & Advertising, Computer & Electronics and 32 other categories.
TruEffect is leading in People & Society, News & Media, Arts & Entertainment, Performing Arts and 30 other categories.
TruEffect is leading in most countries, including United States, Japan, Russia, China and 17 other countries.
WebProspector is leading in Germany, Austria, Netherlands, Qatar and 6 other countries.