Market Share by Top Websites

1 Certona is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, 4-Tell is clearly lagging behind, losing to Certona in all segments.

Websites Categories

1 Certona has better usage coverage in more websites categories. Including Lifestyle, Sports, E-commerce & Shopping, Home & Garden and 17 other categories.

2 4-Tell hasn't got a lead over Certona in any websites category.

Geography

1 Certona is leading in most countries, including United States, Canada, United Kingdom, Australia and 61 other countries.

2 4-Tell hasn't got a lead over Certona in any country.