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 17 other categories.
YellowTracker is leading in most countries, including Netherlands, Belgium, Germany, Russia and 10 other countries.
TruEffect is leading in United States, Japan, Brazil, Italy and 8 other countries.