eProof is leading in Top 10K Sites.
Zeta Search has better usage coverage in more websites categories. Including Business & Industry, Finance, Internet & Telecom, Health and 23 other categories.
eProof is leading in News & Media, Arts & Entertainment and Accounting.
Zeta Search is leading in most countries, including United States, Canada, India and Philippines.
eProof hasn't got a lead over Zeta Search in any country.