In terms of market share, Simple AdServer is clearly lagging behind, losing to Visible Measures in all segments.
Simple AdServer has better usage coverage in more websites categories. Including Computer & Electronics, Sports, Adult, Arts & Entertainment and 7 other categories.
Visible Measures is leading in People & Society, Business & Industry and Marketing & Advertising.
Simple AdServer is leading in most countries, including Hungary, Russia and Brazil.
Visible Measures is leading in United States.