AddyON is leading in Top 100K Sites.
AddyON has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, News & Media, Video Games and 35 other categories.
Alphabird is leading in Universities & Colleges, Car Buying, Autos & Vehicles and Awards.
AddyON is leading in most countries, including Italy, Germany, France and Benin.
Alphabird is leading in United States.