Ada Support is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Ada Support has better usage coverage in more websites categories. Including Internet & Telecom, Telecommunications, Arts & Entertainment, Business & Industry and 29 other categories.
Klick2Contact is leading in Shopping, Travel, Clothing, Airlines & Airports and 3 other categories.
Ada Support is leading in most countries, including United States, Canada, United Kingdom, Brazil and 44 other countries.
Klick2Contact is leading in Slovakia, Czech Republic and Serbia.