Market Share by Top Websites

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

2 Despite its recent growth, CPMStar is still behind OpenX in all market share segments.

Websites Categories

1 OpenX has better usage coverage in more websites categories. Including Internet & Telecom, Arts & Entertainment, People & Society, Business & Industry and 240 other categories.

2 CPMStar is leading in Online.


1 OpenX is leading in most countries, including Japan, Russia, Germany, Iran and 227 other countries.

2 CPMStar is leading in Montenegro.