In terms of market share, WebProspector is clearly lagging behind, losing to Zeta Search in all segments.
WebProspector has better usage coverage in more websites categories. Including Business & Industry, Internet & Telecom, Marketing & Advertising, Computer & Electronics and 44 other categories.
Zeta Search is leading in Real Estate, Financial Management, Banking, Universities & Colleges and 3 other categories.
WebProspector is leading in most countries, including Germany, Switzerland, Austria, Russia and 14 other countries.
Zeta Search is leading in United States and Italy.