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, Music & Audio, Sports, Career & Education and 79 other categories.
Federated Media is leading in People & Society, Food & Drink, Cooking & Recipes, Arts & Entertainment and 70 other categories.
Federated Media is leading in most countries, including United States, United Kingdom, India, Australia and 41 other countries.
Ad Butler is leading in Belarus, Canada, Mexico, South Africa and 34 other countries.