Ambassador is leading in Top 100K Sites and Top 1M Sites.
Ambassador has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, Shopping, Photography and 56 other categories.
Buyapowa is leading in Clothing, Beauty & Fitness, Beverages, Banking and 4 other categories.
Ambassador is leading in most countries, including United States, Australia, Canada, Brazil and 21 other countries.
Buyapowa is leading in United Kingdom.