Some of the best apps are those that integrate with other apps to make something amazing. Goodfoot is one such iPhone app. Goodfoot takes information from Gowalla, the popular location app that award users pins and badges for checking in at various places, and uses the amount of Gowalla check-ins at local spots (pubs, restaurants, shops etc) to create lists of popular venues near you. It gives you three lists: places within walking or biking [...]