AdTotal is leading in Top 10K Sites and Top 100K Sites.
AdTotal has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Computer & Electronics, Internet & Telecom and 18 other categories.
ViralBuzzer is leading in Humor.
AdTotal is leading in most countries, including Poland, Russia, South Korea, India and 3 other countries.
ViralBuzzer is leading in Ukraine and Germany.