Six Apart Advertising is leading in Top 10K Sites and Top 100K Sites.
zapunited has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Adult, Photography and 40 other categories.
Six Apart Advertising is leading in Music & Audio, Beauty & Fitness, Food & Drink, Fitness and 26 other categories.
zapunited is leading in most countries, including India, Germany, Russia, Morocco and 10 other countries.
Six Apart Advertising is leading in United States, United Kingdom, Australia, Venezuela and 5 other countries.