2
Qualifio is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
1
Quantcast Widget has better usage coverage in more websites categories. Including Reference Materials, Community & Society, Hobbies & Leisure, Law & Government and 8 other categories.
2
Qualifio is leading in News & Media, Food & Drink, E-commerce & Shopping, Lifestyle and 4 other categories.
1
Quantcast Widget is leading in most countries, including United States, United Kingdom, Canada, Spain and 14 other countries.
2
Qualifio is leading in France, Netherlands, Belgium, Italy and 2 other countries.