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 147 other categories.

2 Topsy is leading in People & Society, Arts & Entertainment, Internet & Telecom, Religion & Spirituality and 56 other categories.


1 Adobe Visitor API is leading in most countries, including United States, Czech Republic, Germany, Canada and 142 other countries.

2 Topsy is leading in Russia, Ukraine, Belarus, Azerbaijan and 5 other countries.