Market Share by Top Websites

1 IndexTools is leading in Top 100K Sites, Top 1M Sites and The Entire Web.

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

Websites Categories

1 IndexTools has better usage coverage in more websites categories. Including Business & Industry, Travel, Shopping, Arts & Entertainment and 102 other categories.

2 Observer is leading in Web Design, Mobile Developers, Celebrities & Entertainment News, Running and 2 other categories.


1 IndexTools is leading in most countries, including United States, China, India, United Kingdom and 45 other countries.

2 Observer is leading in Russia, Iran and Haiti.