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, Arts & Entertainment, News & Media, Sports and 123 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 64 other countries.
NetShelter is leading in Russia, Indonesia, Romania, Greece and 17 other countries.