Foursquare Widget
128 websites

Foursquare Widget is free to use

https://developer.foursquare.com/

The foursquare API gives you access to all of the data used by the foursquare mobile applications, and, in some cases, even more.

VS

Vovici
81 websites

Vovici costs money

http://www.verint.com/solutions/voice-of-the-customer-analytics/index.html

Verint's Voice of the Customer Analytics will help you respond more effectively to customer and market demands.

Market Share by Top Websites

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

2 In terms of market share, Foursquare Widget is clearly lagging behind, losing to Vovici in all segments.

Websites Categories

1 Foursquare Widget has better usage coverage in more websites categories. Including Arts & Entertainment, Travel & Tourism, Computers Electronics & Technology, News & Media and 7 other categories.

2 Vovici is leading in Science & Education, Law & Government, Business & Consumer Services, Health and 3 other categories.

Geography

1 Foursquare Widget is leading in most countries, including Russia, Spain, Italy, Poland and 29 other countries.

2 Vovici is leading in United States, China, Ireland and Peru.