Allegiance is leading in Top 100K Sites and Top 1M Sites.
Allegiance has better usage coverage in more websites categories. Including People & Society, Religion & Spirituality, Business & Industry, Finance and 21 other categories.
Buzzster is leading in Software.
Allegiance is leading in most countries, including United States, Brazil, Argentina, United Kingdom and 34 other countries.
Buzzster hasn't got a lead over Allegiance in any country.