In terms of market share, Open AdExchange is clearly lagging behind, losing to TapIt! in all segments.
TapIt! has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Shopping, Internet & Telecom and 46 other categories.
Open AdExchange is leading in Business & Industry, Marketing & Advertising, Newspapers, File Sharing and 11 other categories.
TapIt! is leading in most countries, including United States, United Kingdom, India, Russia and 15 other countries.
Open AdExchange is leading in Denmark, Sweden, Italy and Guatemala.