#10. myLife
Jeffrey Tinsley established the social media site called myLife in 2002. It was originally called reunion.com and it began by purchasing other sites called highschoolalumni.com and PlanetAlumni.com. It has partnerships in place with Wink and ZoomInfo to provide profiles of people to members of the site. The site has an estimated 5.4 million unique visitors every month.

#9. Tagged
Tagged is a social networking site that allows members to play games with other members, share tags and give away virtual gifts. Aside from English, it is also available in Spanish, Portuguese, Dutch, French, German and Malay. The site has 19.5 million unique visitors every month.

#8. LiveJournal
LiveJournal is a social networking site where members can write a diary, blog or journal. It is particularly popular in Russia, where political analysts use the site for political commentary. The site has 20.5 million unique visitors every month.

#7. DeviantArt
DeviantArt is a social networking site that allows its members to feature their own form of artwork. The site was launched in 2000 and features members' works in digital and traditional art, literature, flash, filmmaking and photography. It has over 246 million submissions already. DeviantArt has 25.5 million unique visitors every month.

#6. Google Plus
Google Plus, or Google+, is a social networking site created by the search engine giant Google. The site serves as an identity service and social layer that helps enhance the company's various online properties. It already has over 500 million registered users, making it the second largest social media site in terms of membership. In terms of monthly unique visitors, however, Google+ records 65 million every month.

#5. MySpace
MySpace is a social networking site that was established in 2003. During the mid-2000's, MySpace actually was the most visited social networking site in the world. The advent of Facebook slowly ate up MySpace's dominance and its membership has since declined. It has undergone several restarts and redesigns, however, with pop artist Justin Timberlake buying into the company to help relaunch the service. It seems to be working as the site is recording 70.5 million unique visitors every month.

#4. Pinterest
Pinterest is a social networking site that allows members to share photos in a pinboard-style look. Images can then be managed by events, hobbies or interests. Members can also repin pictures of other users. Established in 2010, Pinterest has 85.5 million unique visitors every month.
#3. LinkedIn
LinkedIn is the social networking site for the businessman and other professionals. The site was launched in 2003 and boasts of members from more than 200 countries and territories. It is reported to have 225 million users. It has 110 million unique visitors every month.

#2. Twitter
Twitter is a social networking site that allows members to microblog, meaning messages should be in 140 characters or less. These messages are called tweets. Jack Dorsey created the site in 2006 and it became instantly popular. Twitter generates over 340 million tweets every day, as well as 1.6 billion queries. It has 250 million unique visitors every month.

#1. Facebook
Who doesn't know the story of Facebook? It was already immortalized in the movie The Social Network and numerous worldwide people are already members of this site with the numbers growing daily. Mark Zuckerberg created the site in 2004 and it has grown by leaps and bounds since then. It has about 750 million unique visitors every month.