BridgeTrack is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
BridgeTrack has better usage coverage in more websites categories. Including Arts & Entertainment, Finance, Travel, Music & Audio and 33 other categories.
Simple AdServer is leading in Sports, Web Hosting, Adult, Motorsports and one other category.
BridgeTrack is leading in most countries, including United States, Canada, Great Britain, Japan and 19 other countries.
Simple AdServer is leading in Hungary and Brazil.