In terms of market share, ClearSearch is clearly lagging behind, losing to OptiFuze in all segments.
OptiFuze has better usage coverage in more websites categories. Including Health, Arts & Entertainment, Sports, People & Society and 15 other categories.
ClearSearch hasn't got a lead over OptiFuze in any websites category.
OptiFuze is leading in most countries, including United States, Brazil, Pakistan and Germany.
ClearSearch is leading in Canada.