Market Share by Top Websites

1 Google +1 Button is leading in The Entire Web.

2 Instagram is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.

Websites Categories

1 Google +1 Button has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Business & Industry, Internet & Telecom and 238 other categories.

2 Instagram is leading in Camps, Book Retailers, Interior Decor and Guides & Reviews.

Geography

1 Google +1 Button is leading in most countries, including Brazil, Spain, Mexico, India and 210 other countries.

2 Instagram is leading in United States, Kazakhstan, Cocos Islands, British Indian Ocean Territory and 21 other countries.