Buffer Button
689 websites

Buffer Button is free to use

http://bufferapp.com/extras/button

Buffer Button. Add this button to your website or blog to let people share your content on Twitter and Facebook seamlessly. They can share right away or at a ...

VS

Mopinion
32 websites

Mopinion costs money

http://mopinionlabs.co.uk/

Collect, analyse and manage customer feedback from every touch point.

Market Share by Top Websites

1 Buffer Button is leading in The Entire Web.

2 Mopinion is leading in Top 100K Sites.

Websites Categories

1 Buffer Button has better usage coverage in more websites categories. Including Computers Electronics & Technology, Science & Education, Business & Consumer Services, Health and 20 other categories.

2 Mopinion hasn't got a lead over Buffer Button in any websites category.

Geography

1 Buffer Button is leading in most countries, including United States, Italy, Spain, India and 63 other countries.

2 Mopinion hasn't got a lead over Buffer Button in any country.