Most Popular Social Networking Websites: This List based on Total Coverage of Social Networking Features, Popularity, Traffic, Rank, and Active Users.
Facebook: FB Most useful features: Like, Send, Tag Photos, Status Update, send Friend Request, FB Timeline, Events, Text Chat, Skype Video Chat, FB Groups, Facebook Fan Pages, Games & Apps and Plugins. It has over 955 million active users. Facebook reached 1 billion monthly active users on September 14. Alexa Rank: 1. Learn more about Facebook
Google+: G+ Most useful features: +1 for sharing & recommend things you love, Google+ Circles, Hangout (Text & Video Chat), Hangout on Air with YouTube Channel integration (for Live Video Chat), Google+ Profile=Google Profile for all Google Services, Google Account for Login, Add people to circles, Follow and add Google+ Brand Pages in Circles, “#” Search for trending stuff, Google+ Local, Google+ Events. It has 400 million registered users and 100 million monthly active users. Learn more about Google+
Twitter: Twitter Most useful features: Tweets in 140 Characters(also known as SMS of Internet), Micro-blogging service, “#” Search for trending topics, “Follow” Twitter Accounts, Favorite Tweets, Retweet, Mention, Connect, Discover Topics, Twitter Lists, Cool Twitter Shortcuts for quick use, RSS Feeds, Quick Tweet Updates. It has over 500 million active users. Alexa Rank: 8. Learn more about Twitter
LinkedIn: LinkedIn Most useful features: Business and Professional Social Network. It is mainly used for Professional Networking. LinkedIn Groups, Brand Pages, Profiles. More than 175 million registered users. Alexa Rank: 13. Learn more about LinkedIn
Pinterest: It’s a Pinboard style social bookmarking (also consider as social networking) website. Pinterest Most useful features: Collect and share photos & other web stuff. Pin it, create and manage your web stuff on Pinboard and share and re-pin to others. Alexa Rank: 38. Learn more about Pinterest