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, Business & Industry, Arts & Entertainment, Shopping and 70 other categories.
Klick2Contact is leading in Construction & Maintenance, Airlines & Airports and Accommodation & Hotels.
Ada Support is leading in most countries, including United States, Canada, Colombia, Brazil and 43 other countries.
Klick2Contact is leading in Serbia, Bulgaria, Czech Republic, Poland and 4 other countries.