httppool is leading in Top 100K Sites and Top 1M Sites.
PayClick has better usage coverage in more websites categories. Including People & Society, Business & Industry, Internet & Telecom, Sports and 63 other categories.
httppool is leading in Arts & Entertainment, News & Media, Adult, Marketing & Advertising and 48 other categories.
httppool is leading in most countries, including Bulgaria, Serbia, Slovenia, Macedonia and 33 other countries.
PayClick is leading in Italy, France, Germany, United States and 14 other countries.