Facebook Like Button
1,046,401 websites

Facebook Like Button is free to use

https://developers.facebook.com/docs/plugins/like-button/

Facebook's Like button is the quickest way for people to share content with their friends. A single click on the Like button will 'like' pieces of content on the web and share them on Facebook. You can also display a Share button next to t...

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Google+ Platform
1,016,622 websites

Google+ Platform is free to use

https://developers.google.com/+/web/

Google+ platform websites integration using the Google+ platform tag.

Market Share by Top Websites

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

2 Google+ Platform is leading in Top 10K Sites.

Websites Categories

1 Facebook Like Button has better usage coverage in more websites categories. Including Arts & Entertainment, Science & Education, Food & Drink, Games and 16 other categories.

2 Google+ Platform is leading in Computers Electronics & Technology, Adult, Finance and Jobs & Career.

Geography

1 Google+ Platform is leading in most countries, including United States, India, Brazil, Indonesia and 109 other countries.

2 Facebook Like Button is leading in Japan, France, Poland, Vietnam and 47 other countries.