In terms of market share, AdKeeper is clearly lagging behind, losing to Echo in all segments.
Echo has better usage coverage in more websites categories. Including People & Society, Science, Adult, Arts & Entertainment and 13 other categories.
AdKeeper is leading in News & Media, Technology News, Chats & Forums, Web Design and 2 other categories.
Echo is leading in most countries, including United States, Russia and United Kingdom.
AdKeeper hasn't got a lead over Echo in any country.