EntityQ3443773· pop 6· linked from 22 articlesQikSign in to savevideo messaging service from SkypeConnectionsTelegram (software)ConceptRedwood CityEntityRussiaCountryMoscowCityCaliforniaEntityFacebookConceptBill GatesPersonYouTubeConceptX (social network)Conceptoperating systemEntityMicrosoft WindowsEntityMicrosoftEntityInstagramConceptAndroidEntityWhatsAppConceptQ2370EntityQ40984EntityiOSEntitySilicon ValleyEntityInternet ExplorerEntityCategories2007 establishments in California2011 mergers and acquisitionsAndroid (operating system) softwareBlog hosting servicesDefunct instant messaging clientsIOS softwareSkypeSocial networking servicesWindows Phone software