Proclivity is leading in Top 100K Sites and Top 1M Sites.
Proclivity has better usage coverage in more websites categories. Including Sports, Health, Football, Medicine and 32 other categories.
Webclicktracker is leading in Business & Industry, Industrial Goods & Services, Construction & Maintenance, Chemicals and 14 other categories.
Webclicktracker is leading in most countries, including India, Canada, New Zealand, Indonesia and 8 other countries.
Proclivity is leading in United States, Great Britain, Brazil, Germany and 7 other countries.