In terms of market share, ClearSaleing is clearly lagging behind, losing to Zeta Search in all segments.
ClearSaleing has better usage coverage in more websites categories. Including Travel & Tourism, E-commerce & Shopping, Finance, Lifestyle and 2 other categories.
Zeta Search is leading in Science & Education.
ClearSaleing is leading in most countries, including United States, Australia, China, Philippines and 8 other countries.
Zeta Search is leading in India.