Crowdio is leading in Top 1M Sites.
Crowdio has better usage coverage in more websites categories. Including Business & Industry, Shopping, Marketing & Advertising, Autos & Vehicles and 31 other categories.
Katana is leading in Social Sciences, Science, Weapons, Recreation & Hobbies and one other category.
Crowdio is leading in most countries, including Denmark, United Kingdom, United States, Sweden and 11 other countries.
Katana is leading in Japan, Russia, Netherlands, Hong Kong and 2 other countries.