Crowdio is leading in Top 100K Sites and Top 1M Sites.
Crowdio has better usage coverage in more websites categories. Including Business & Industry, Shopping, Marketing & Advertising, Internet & Telecom and 34 other categories.
Klick2Contact is leading in People & Society, Clothing, Airlines & Airports, Construction & Maintenance and 2 other categories.
Klick2Contact is leading in most countries, including Serbia, United Kingdom, Bulgaria, Romania and 7 other countries.
Crowdio is leading in Denmark, Norway, Sweden, Australia and 6 other countries.