BridgeTrack is leading in Top 100K Sites and Top 1M Sites.
BridgeTrack has better usage coverage in more websites categories. Including Travel, Arts & Entertainment, Finance, Sports and 33 other categories.
Nabbr is leading in Social Network.
BridgeTrack is leading in most countries, including United States, Canada, United Kingdom, France and 8 other countries.
Nabbr hasn't got a lead over BridgeTrack in any country.