AdTiger is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
AdTiger has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, News & Media, People & Society and 87 other categories.
Kelkoo hasn't got a lead over AdTiger in any websites category.
AdTiger is leading in most countries, including Germany, Austria, Albania, France and 22 other countries.
Kelkoo is leading in Czech Republic, Finland, Netherlands, Norway and one other country.