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.

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Hull
348 websites

Hull offers both free and paid options

http://www.hull.io/

Hull is a social infrastructure as a service, that lets you build social web applications with open, reusable components.

Market Share by Top Websites

1 Hull is leading in Top 100K Sites and Top 1M Sites.

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

Websites Categories

1 Hull has better usage coverage in more websites categories. Including Business & Consumer Services, Computers Electronics & Technology, Vehicles, Lifestyle and 6 other categories.

2 Foursquare Widget is leading in Arts & Entertainment, Travel & Tourism, News & Media, Hobbies & Leisure and 4 other categories.

Geography

1 Hull is leading in most countries, including United Kingdom, United States, France, Germany and 18 other countries.

2 Hull is leading in United Kingdom, United States, France, Germany and 18 other countries.