Market Share by Top Websites

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

2 Despite its recent growth, AdAction is still behind FirstImpression in all market share segments.

Websites Categories

1 FirstImpression has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, Marketing & Advertising, Shopping and 154 other categories.

2 AdAction is leading in Science, Social Sciences, Telecommunications, Consumer Electronics and 22 other categories.


1 FirstImpression is leading in most countries, including United States, Finland, Japan, Russia and 168 other countries.

2 AdAction is leading in Norway, Sweden, Netherlands, Denmark and one other country.