Ad Butler is leading in Top 100K Sites and Top 1M Sites.
Ad Butler has better usage coverage in more websites categories. Including Business & Industry, News & Media, Arts & Entertainment, Music & Audio and 118 other categories.
NetShelter is leading in Internet & Telecom, Chats & Forums, Computer & Electronics, Technology News and 15 other categories.
Ad Butler is leading in most countries, including United States, Belarus, United Kingdom, Canada and 66 other countries.
NetShelter is leading in Russia, France, Philippines, Poland and 11 other countries.