Market Share by Top Websites

1 Act-On is leading in Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Eulerian is clearly lagging behind, losing to Act-On in all segments.

Websites Categories

1 Act-On has better usage coverage in more websites categories. Including Business & Industry, Computer & Electronics, Software, Internet & Telecom and 160 other categories.

2 Eulerian is leading in Winter Sports, Coupons, Celebrities & Entertainment News, Motorcycles and one other category.


1 Act-On is leading in most countries, including United States, Great Britain, Canada, Netherlands and 123 other countries.

2 Eulerian is leading in France, Austria, Algeria and Réunion.