Redes Sociales By Dulcegamer Period: Feb 3, 2005 to Apr 16, 2015 YouTube Period: Feb 12, 2007 to Apr 16, 2015 Tumblr Period: Jun 14, 2007 to Apr 16, 2015 Soundcloud Period: Jul 22, 2008 to Apr 16, 2015 Edmodo Period: Jun 16, 2010 to Apr 16, 2015 Flipboard Period: Oct 10, 2010 to Apr 16, 2015 Instagram Period: Jan 1, 2012 to Apr 16, 2015 Whatsapp Period: May 19, 2013 to Apr 16, 2015 Linkedin Period: Aug 13, 2013 to Apr 16, 2015 Kakaotalk Period: Sep 22, 2013 to Apr 16, 2015 Skype