Market Share by Top Websites

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

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

Websites Categories

1 Topsy has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Business & Industry, Internet & Telecom and 114 other categories.

2 HitSniffer is leading in Fishing, Healthcare Industry, Food & Grocery Retailers, Conditions & Diseases and 12 other categories.


1 Topsy is leading in most countries, including Japan, Russia, United States, Brazil and 63 other countries.

2 HitSniffer is leading in Australia, Indonesia, Netherlands, Switzerland and 19 other countries.