Market Share by Top Websites

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

2 In terms of market share, AddThis is clearly lagging behind, losing to Facebook Connect in all segments.

Websites Categories

1 Facebook Connect has better usage coverage in more websites categories. Including Business & Industry, News & Media, Marketing & Advertising, Religion & Spirituality and 167 other categories.

2 AddThis is leading in Arts & Entertainment, People & Society, Adult, Music & Audio and 71 other categories.


1 Facebook Connect is leading in most countries, including United States, Japan, Poland, Brazil and 228 other countries.

2 AddThis is leading in Montenegro, Vanuatu, Sao Tome And Principe, Palestinian Territories and 3 other countries.