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, Sports and 112 other categories.
Refined Labs is leading in Autos & Vehicles, Car Rentals, Photography, Books & Literature and 3 other categories.
Ad Butler is leading in most countries, including United States, United Kingdom, Canada, Russia and 67 other countries.
Refined Labs is leading in Germany, Denmark, Austria, Sweden and 6 other countries.