Market Share by Top Websites

1 Yandex 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 Yandex API in all segments.

Websites Categories

1 Yandex API has better usage coverage in more websites categories. Including Business & Industry, Shopping, Arts & Entertainment, Marketing & Advertising and 220 other categories.

2 Topsy is leading in Nutrition, Running, Reproductive Health, Camps and 8 other categories.


1 Yandex API is leading in most countries, including Russia, Ukraine, Belarus, Kazakhstan and 119 other countries.

2 Topsy is leading in Japan, Brazil, Colombia, New Zealand and 12 other countries.