In terms of market share, Adoperator is clearly lagging behind, losing to EngineSeeker in all segments.
EngineSeeker has better usage coverage in more websites categories. Including Business & Industry, People & Society, Shopping, Arts & Entertainment and 40 other categories.
Adoperator is leading in Social Sciences, Science, Dictionaries & Encyclopedias and Reference.
EngineSeeker is leading in most countries, including United States, United Kingdom, Russia, India and 14 other countries.
Adoperator is leading in Sweden, Turkey, Norway and Japan.