Facebook. Facebook is the world's largest social network with over 1.4 billion members and annual revenues exceeding $12 billion. There are apps available that allow retailers (or even consumers) to sell to this community. Facebook is available worldwide.QQ.(New) QQ is a social network primarily focused on instant messaging and has over 800 million members. It was launched in China but has grown and is now offered in six languages: English, French, Japanese, Spanish, German and Korean. QQ offers some commerce functionality by using virtual money called “Q coin.”WhatsApp.(New) WhatsApp is another instant-messaging-focused social network with over 700 million members globally. It was acquired by Facebook in February 2014 but operates as a separate entity.QZone. QZone is a social network available only in China and has over 600 million members. This network is also owned by Tencent (like QQ) and it sells accessories to allow its users to customize the look of their webpages. QZone does a lot of cross-promotion across the QQ platform to get more users.WeChat.(New) WeChat is a social mobile app with voice and text messaging and almost 500 million members. This is another social site that is part of Tencent. Users can register using their phone number or even their Facebook account. Phone numbers of approximately 100 countries are supported. WeChat also works with QQ.LinkedIn. LinkedIn is a social network for professionals. It has about 350 million members. LinkedIn is available globally in 20 different languages and is used by the recruiting professionals for hiring the right candidates.Skype.(New) Skype offers a social network that allows users to communicate by (a) voice using a microphone, (b) video by using a webcam, and (c) instant messaging over the Internet. Skype-to-Skype calls are free of charge, while calls to landline telephones and mobile phones (over traditional telephone networks) are charged via a debit-based user account system called Skype Credit. Skype has over 300 million active users.Skype
Google+.(New) Google+ is Google's social community with over 300 million members. It offers a popular video conferencing feature called Hangouts.Instagram.(New) Instagram is a photo-sharing and video-sharing social network with over 300 million members. It is part of the Facebook family. Instagram gained rapid adoption because of its ability to easily apply multiple filters to a photo, which can post to different social networks, like Facebook and Twitter.Baidu Tieba.(New) Baidu Tieba uses search to enable its users to create a new social network for a specific topic or join an existing social network for that topic. It has over 8 million such small social networks that are also called bars. Total active users are over 300 million. It is offered internationally under the brand name Postbar.Twitter. Twitter enables its just under 300 million users to send and receive 140-character messages that are called tweets. Twitter is available worldwide and also offers commerce features for shopping directly using tweets.Viber.(New) Viber is a social network primarily focused on text and voice messaging with almost 250 million members. It is available in over 30 languages and also allows calling non-Viber users using a feature called Viber Out.Tumblr. Tumblr is a micro-blogging social network with over 200 million members. It allows users to post blogs that others can follow, making it a good option to announce new product introductions and promotions.Tumblr
Snapchat.(New) Snapchat is a messaging social network that allows sharing of photos and videos for a limited period of time that is defined by the user. It has over 200 million users. The service is available in over 15 languages.LINE.(New) Line is a messaging social network that enables its users to exchange texts, images, audio files, or videos. It has over 200 million active users and is available worldwide with the largest user base in Japan.Sina Weibo.(New) Sina Weibo is a micro-blogging social network with over 150 million active users. It is one of the most popular sites in China.VK. VK, previously known as VKontakte, is one of the largest Russian social networks with over 100 million users. It offers features very similar to those on Facebook.Reddit.(New) Reddit is a social network with over 100 million active users. It allows its members to submit content and then vote to move the submissions up or down. Content is organized by areas of interest that is called subreddits.YY.(New) YY is a unique social network in China that supports group video chats with over 100,000 members simultaneously watching a single person perform an activity, such as karaoke. It has grown to about 100 million active users and also provides a way for its users to make real money by converting virtual currency — i.e., “roses” — into real currency.Taringa!.(New) Taringa! provides a means for over 75 million members to express themselves on the site by sharing content, information, and experiences. It is one of the largest social networks in Latin America.Taringa
Telegram.(New) Telegram is an instant messaging social network focused on privacy and multi-platform availability. The site has over 50 million active users and is available in 8 languages. Users can send encrypted and self-destructing messages with photos and videos.Tagged. Tagged is a social network that encourages dating amongst its users. It acquired another social network, Hi5, in 2011 to grow its community. It now has about 25 million active users.Myspace. Myspace is a social network mostly focused around promoting music. At one point it was the largest social network in the U.S. but it now has less than 20 million active users.Badoo. Badoo is a dating-focused social network with a presence in almost 200 countries. It is popular in Latin America, Italy, Spain, and France and has about 20 million active users.StumbleUpon. StumbleUpon is a social network that enables discovery of content that has been personalized to a user's interests. It is also offered as a browser toolbar. It has roughly 10 million active users.Foursquare. Foursquare is a geo-location social network for the mobile users. It provides personalized offers and recommendations based on a user's location. As of last year, it has separated the social networking feature in a separate app called Swarm. It supports 12 languages, with roughly 50 percent of its users coming from outside the U.S.Foursquare
MeetMe. MeetMe is a social network focused around making new friends. It renamed itself from myYearbook in 2012. It has several million users that are under 18 and is a good target for retailers who want to sell to the younger consumers.Meetup. Meetup is a social network that enables a group to meet offline to discuss a specific topic. It was originally created for politics but has now expanded to cover any topic like fashion, games, and movies.Skyrock. Skyrock is a social network mainly targeted towards the French speaking community. The site offers members space to create their profiles and blogs. The social network is also available in English, Dutch, Italian, German, Spanish, and Portuguese.Delicious. Delicious allows sharing of bookmarks by having the users tag them with any keywords.Kiwibox. Kiwibox is a social network for teens and young adults. It also offers an online magazine and is primarily used by its members to show off their interests and skills, such as writing, photography, and technical tasks.