TruEffect is leading in Top 100K Sites and Top 1M Sites.
YellowTracker has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, People & Society, News & Media and 70 other categories.
TruEffect is leading in Computer & Electronics, Performing Arts, TV & Video, Finance and 18 other categories.
YellowTracker is leading in most countries, including Netherlands, Belgium, France, Russia and 14 other countries.
TruEffect is leading in United States, Japan, Brazil, Turkey and 12 other countries.