Market Share by Top Websites

1 Adobe Visitor API 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 Adobe Visitor API in all segments.

Websites Categories

1 Adobe Visitor API has better usage coverage in more websites categories. Including Business & Industry, Autos & Vehicles, Car Buying, Shopping and 158 other categories.

2 Topsy is leading in People & Society, Religion & Spirituality, Adult, Cooking & Recipes and 47 other categories.


1 Adobe Visitor API is leading in most countries, including United States, Czech Republic, Germany, United Kingdom and 150 other countries.

2 Topsy is leading in Russia, Belarus, Senegal, Montenegro and 2 other countries.