SexTracker is leading in Top 100K Sites and Top 1M Sites.
Widdit has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Religion & Spirituality, Business & Industry and 93 other categories.
SexTracker is leading in Adult, Animation & Comics, Gay, Lesbian, & Bisexual, Online and 5 other categories.
Widdit is leading in most countries, including Brazil, India, Israel, Mexico and 43 other countries.
SexTracker is leading in United States, Germany, Great Britain, Russia and 34 other countries.