Market Share by Top Websites

1 is leading in Top 1M Sites and The Entire Web.

2 Certona is leading in Top 10K Sites and Top 100K Sites.

Websites Categories

1 Certona has better usage coverage in more websites categories. Including Lifestyle, Sports, Home & Garden, Community & Society and 10 other categories.

2 is leading in E-commerce & Shopping, Health, Computers Electronics & Technology, Games and 4 other categories.


1 Certona is leading in most countries, including United States, Canada, Germany, Japan and 57 other countries.

2 is leading in Brazil, Portugal, Angola, Paraguay and 3 other countries.