RefreshPartners provides end-to-end marketing for social networks. They not only provide analytics and demographics, they also offer personalized campaign management and performance tracking. The company has recently launched Refresh Analytics, an analysis tool for Facebook application developers. The tool is designed to help developers understand their demographic audience, offering them information about how users interact with their applications. Refresh also tracks changes in user demographics including age, location, gender, number of friends and even political views. In fact it covers 13 demographic factors and 6 interest categories. Developers will get daily snapshots of about 1000 users. The app is 100% free for application developers.