TruEffect is leading in Top 100K Sites and Top 1M Sites.
TruEffect has better usage coverage in more websites categories. Including News & Media, Business & Industry, People & Society, Arts & Entertainment and 35 other categories.
Vertster is leading in Womens Interests, Relationships & Dating and Search Engine.
TruEffect is leading in most countries, including United States, Japan, Brazil, France and 19 other countries.
Vertster is leading in South Africa, Ghana, China and Canada.