Ad Spirit is leading in Top 100K Sites and Top 1M Sites.
Meebo Bar has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Music & Audio, Computer & Electronics and 56 other categories.
Ad Spirit is leading in Sports, Business & Industry, Soccer, Shopping and 52 other categories.
Meebo Bar is leading in most countries, including United States, India, Indonesia, Brazil and 67 other countries.
Ad Spirit is leading in Germany, Austria, Switzerland, Spain and 7 other countries.