HitSniffer is leading in Top 1M Sites.
HitSniffer has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, People & Society, Health and 85 other categories.
Vizu is leading in Law, Nursery & Playroom, Home & Garden, Nutrition and one other category.
HitSniffer is leading in most countries, including United States, United Kingdom, Australia, India and 62 other countries.
Vizu is leading in Brunei Darussalam, Pakistan, Nigeria and Myanmar.