Market Share by Top Websites

1 Facebook Like Button 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 Like Button in all segments.

Websites Categories

1 Facebook Like Button has better usage coverage in more websites categories. Including Computers Electronics & Technology, Arts & Entertainment, Science & Education, Food & Drink and 19 other categories.

2 AddThis is leading in Adult.

Geography

1 Facebook Like Button is leading in most countries, including Japan, France, Poland, Brazil and 138 other countries.

2 AddThis is leading in United States, United Kingdom, Australia, Turkey and 19 other countries.