Ad Butler is leading in Top 10K Sites and Top 1M Sites.
Ad Butler has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, News & Media, Sports and 119 other categories.
NetShelter is leading in Internet & Telecom, Computer & Electronics, People & Society, Software and 22 other categories.
Ad Butler is leading in most countries, including Belarus, United States, United Kingdom, Canada and 53 other countries.
NetShelter is leading in India, Israel, Italy, Brazil and 38 other countries.