Topguest is a service that gives you the possibility of getting rewards from your favorite geo-check-in-app. The service works with Foursquare, Gowalla, Yelp, Loopt, Brightkite, Google Buzz and Google Latitude.
Venture Slogan: Because Topguests Deserve the Best.
Topguest’s own description: “…Topguest is a free, members-only service that automatically gives you real rewards program points for your check-ins. Topguest links your favorite loyalty points programs with the geo-check-in app of your choice to earn additional bonus points for your check-ins!…”