Ad Butler is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Ad Butler has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, News & Media, Sports and 121 other categories.
NetShelter is leading in Internet & Telecom, Computer & Electronics, Software, People & Society and 22 other categories.
Ad Butler is leading in most countries, including United States, United Kingdom, Canada, Belarus and 65 other countries.
NetShelter is leading in Russia, Indonesia, Thailand, Sweden and 17 other countries.