Proclivity is leading in Top 100K Sites and Top 1M Sites.
Proclivity has better usage coverage in more websites categories. Including Health, Sports, Football, Medicine and 33 other categories.
Webclicktracker is leading in Business & Industry, Industrial Goods & Services, Construction & Maintenance, Music & Audio and 14 other categories.
Proclivity is leading in most countries, including United States, Brazil, India, United Kingdom and 11 other countries.
Webclicktracker is leading in Chile, Ecuador, Ghana, Hong Kong and 6 other countries.