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

Tableau
137 websites

Tableau costs money

http://www.tableau.com

Data visualization tool can help you create an interactive viz and embed it in your website or share it.

Market Share by Top Websites

1 Tableau is leading in Top 1M Sites.

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

Websites Categories

1 Tableau has better usage coverage in more websites categories. Including Computers Electronics & Technology, Law & Government, Science & Education, Business & Consumer Services and 8 other categories.

2 Foursquare Widget is leading in Arts & Entertainment, Travel & Tourism, Food & Drink, Hobbies & Leisure and 5 other categories.

Geography

1 Tableau is leading in most countries, including United States, Canada, United Kingdom, India and 24 other countries.

2 Foursquare Widget is leading in Russia, Spain, Poland, Mexico and 16 other countries.