Market Share by Top Websites

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

2 In terms of market share, Topsy is clearly lagging behind, losing to AdPlan in all segments.

Websites Categories

1 Topsy has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Internet & Telecom, Computer & Electronics and 76 other categories.

2 AdPlan is leading in Business & Industry, Shopping, Career & Education, Travel and 63 other categories.


1 Topsy is leading in most countries, including Russia, United States, Brazil, France and 67 other countries.

2 AdPlan is leading in Japan, Taiwan, China, Vietnam and 11 other countries.