ContentClick is leading in Top 100K Sites and Top 1M Sites.
ContentClick has better usage coverage in more websites categories. Including Sports, News & Media, Soccer, Music & Audio and 55 other categories.
zapunited is leading in People & Society, Arts & Entertainment, Adult, Photography and 30 other categories.
ContentClick is leading in most countries, including United Kingdom, United States, Ireland, Germany and 37 other countries.
zapunited is leading in India, Indonesia, United Arab Emirates, Switzerland and 9 other countries.