In terms of market share, Spark Studios is clearly lagging behind, losing to WebTrends Ads in all segments.
WebTrends Ads has better usage coverage in more websites categories. Including Business & Industry, Computer & Electronics, People & Society, Shopping and 22 other categories.
Spark Studios is leading in Arts & Entertainment, Adult, Video Games, Games and 14 other categories.
WebTrends Ads is leading in most countries, including United States, Canada, Costa Rica, Argentina and 17 other countries.
Spark Studios is leading in France and Czech Republic.