Market Share by Top Websites

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

2 Despite its recent growth, Act-On is still behind comScore ScorecardResearch in all market share segments.

Websites Categories

1 comScore ScorecardResearch has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Adult, Music & Audio and 239 other categories.

2 Act-On is leading in Moving & Relocating.

Geography

1 comScore ScorecardResearch is leading in most countries, including United States, Russia, Germany, United Kingdom and 210 other countries.

2 Act-On hasn't got a lead over comScore ScorecardResearch in any country.