Market Share by Top Websites

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

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

Websites Categories

1 Demdex has better usage coverage in more websites categories. Including Vehicles, Arts & Entertainment, Computers Electronics & Technology, Sports and 11 other categories.

2 AdAction is leading in Lifestyle, E-commerce & Shopping, News & Media, Health and 5 other categories.


1 Demdex is leading in most countries, including United States, Australia, Canada, United Kingdom and 41 other countries.

2 AdAction is leading in Norway, Sweden, Netherlands, Denmark and 40 other countries.