Market Share by Top Websites

1 Integral Ad Science is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.

2 In terms of market share, Centro is clearly lagging behind, losing to Integral Ad Science in all segments.

Websites Categories

1 Integral Ad Science has better usage coverage in more websites categories. Including News & Media, Arts & Entertainment, People & Society, Internet & Telecom and 77 other categories.

2 Centro is leading in Business & Industry, Autos & Vehicles, Car Buying, Career & Education and 66 other categories.


1 Integral Ad Science is leading in most countries, including Italy, United Kingdom, France, India and 73 other countries.

2 Centro is leading in United States, Croatia, China, Switzerland and 6 other countries.