Market Share by Top Websites

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

2 In terms of market share, MSN Ads is clearly lagging behind, losing to AdReactor in all segments.

Websites Categories

1 MSN Ads has better usage coverage in more websites categories. Including People & Society, News & Media, Business & Industry, Computer & Electronics and 79 other categories.

2 AdReactor is leading in Arts & Entertainment, Music & Audio, Internet & Telecom, Movies and 38 other categories.


1 AdReactor is leading in most countries, including Indonesia, India, United States, Russia and 73 other countries.

2 MSN Ads is leading in Canada, Sweden, Hong Kong, Ireland and 2 other countries.