Facebook Spectrum is a free online application utilizing Facebook APIs and social graph to provide you a birds eye view of all your friends on facebook. You will need to be logged in to Facebook to access this application.
# Go to facebookspectrum.com
In the timeline section, we see all the status updates and Wall talks, both our own and any of our friends. This part is mainly intended to discover in a moment or suspicious activity that went unnoticed.
A useful section is that of the birthday, which shows a calendar with birthdays all highlighted, and a list of who and how many meet each month. With Geolocation, we can see in Google Maps the location of all our friends, no matter what city or area they are in.
A very good section devoted to photos, which you may know who has a large number of albums and photos, plus easy access to viewing the albums of any friend by creating a pie chart showing the top 10 of your friends with the most number of album
Finally, we know what gender, male or female or other, is prevalent among our community, and to discover what things we like mutually among our friends.