adk2 is leading in Top 100K Sites and Top 1M Sites.
adk2 has better usage coverage in more websites categories. Including Arts & Entertainment, Movies, People & Society, News & Media and 51 other categories.
AdvertiseSpace is leading in Recreation & Hobbies, Crafts, Programming, Energy and 4 other categories.
adk2 is leading in most countries, including Indonesia, United States, India, United Kingdom and 69 other countries.
AdvertiseSpace is leading in Singapore, Qatar, Nigeria, Ethiopia and one other country.