Qualifio is leading in Top 100K Sites and Top 1M Sites.
Vovici has better usage coverage in more websites categories. Including People & Society, Business & Industry, Career & Education, Education and 63 other categories.
Qualifio is leading in Music & Audio, TV & Video, Autos & Vehicles, Magazines & E-Zines and 10 other categories.
Vovici is leading in most countries, including United States, India, United Kingdom, Canada and 33 other countries.
Qualifio is leading in France, Belgium, Netherlands, Spain and 8 other countries.