#2 Viddy

Viddy lets anyone to capture, beautify, and share amazing videos with the world. This U.S. startup is known as the Twitter or Instagram for videos has garnered more than 40 million users since its launch less than two years ago; last month the company launched Viddy app for Android platform. Viddys have to be 15 seconds or shorter. The singing stars like Justin Bieber, Rihanna and Britney Spears are among the celebs who are Viddy users.

#1 Myspace and Digg (say ‘bonus’)

Myspace is a social networking service owned by Specific Media LLC and pop music singer and actor Justin Timberlake. From 2005 until early 2008, Myspace was the most visited social networking site in the world, and in June 2006 surpassed Google as the most visited website in the United States. In April 2008, Myspace was overtaken by Facebook.

Digg is a social news website that allows people to vote web content up or down, called digging and burying, respectively.

These two online social sites had a glorious past and now are struggling to make a mark.

Read also: How Well Our Favorite Tech Companies Fared This Year?