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, AdAction 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, Computer & Electronics and 77 other categories.

2 AdAction is leading in Business & Industry, Shopping, Marketing & Advertising, Internet & Telecom and 62 other categories.


1 Integral Ad Science is leading in most countries, including United States, Taiwan, United Kingdom, France and 61 other countries.

2 AdAction is leading in Norway, Sweden, Netherlands, Denmark and 17 other countries.