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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Twitter Button
837,185 websites

Twitter Button is free to use

https://about.twitter.com/resources/buttons#tweet

The Tweet Button is a small widget which allows visitors to share content and connect on Twitter.

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, Twitter Button 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, Science & Education, Food & Drink, News & Media and 15 other categories.

2 Twitter Button is leading in Arts & Entertainment, Games, Adult, Gambling and one other category.

Geography

1 Facebook Like Button is leading in most countries, including United States, France, Poland, Brazil and 156 other countries.

2 Twitter Button is leading in Japan, Rwanda, Somalia, Turkmenistan and one other country.