Market Share by Top Websites

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

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

Websites Categories

1 Siteimprove has better usage coverage in more websites categories. Including Business & Industry, Health, Career & Education, Law & Government and 76 other categories.

2 WhosOn is leading in Shopping, Computer & Electronics, Internet & Telecom, Travel and 72 other categories.


1 Siteimprove is leading in most countries, including United States, Denmark, Sweden, Norway and 80 other countries.

2 WhosOn is leading in United Kingdom, South Africa, Israel, Singapore and 17 other countries.