mitchellhislop

This plugin ties into Foursquare’s remote tip/todo functions, which in turn allow a website operator to 
easily embed the buttons. It was developed by <a href="http://mitchellhislop.com" rel="nofollow ugc">Mitchell Hislop</a> of <a href="http://smcpros.com" rel="nofollow ugc">SMCpros</a>

WP-Foursquare Todo Adder

This plugin allows a publisher to easily add a foursquare todo button to a post.

globaltask

GT Foursquare plugin gives the ability to show a list and/or a Google Map with the latest checkings. It’s fully customizable.
Features 
* List view of checkings 
* Map view with Google maps. 
* Uses JavaScript to avoid KML issues 
* Widget display 
* Shortcode Feature (multiple shortcodes supported) 
* Configuration for display options such as width, height and count of checkins 
* Enable/Disable Map 
* Enable/Disable List 
* Option to set a Custom Marker icon
Tags: FourSquare, Global Task, GlobalTaskSoftware.com, 4SQ, 4Square, Four Square, FourSquare Checkins, Checkins, map checkin, api, shout, social, sociable, google map, google, foursquare map, location, social media, location based, place, vanue, foursquare maps in WIDGET AREA.

GT Foursquare

Integrate Foursquare with WordPress. Features Map and List view.

WP-Foursquare Todo Adder vs GT Foursquare