VK, or Vkontakte, is a popular social networking service based in Russia, similar to Facebook. Launched in 2006, it allows users to connect with friends, share photos, videos, and music, and join various groups and communities. VK is widely used in Russian-speaking countries and has millions of active users. The platform offers a range of features, including messaging, news feeds, and event planning. Users can create personal profiles, follow others, and engage with content through likes and comments. VK also supports music streaming and video sharing, making it a versatile platform for social interaction and entertainment.