Market Share by Top Websites

1 WebProspector is leading in Top 100K Sites and Top 1M Sites.

2 In terms of market share, Observer is clearly lagging behind, losing to WebProspector in all segments.

Websites Categories

1 WebProspector has better usage coverage in more websites categories. Including Business & Industry, Internet & Telecom, Marketing & Advertising, Computer & Electronics and 38 other categories.

2 Observer is leading in People & Society, Photography, Programming, Real Estate and 10 other categories.


1 WebProspector is leading in most countries, including Germany, Austria, France, Spain and 6 other countries.

2 Observer is leading in United States, Russia, United Kingdom, Ukraine and 5 other countries.