Vk.com vs Facebook.com

VK (original name VKontakte; Russian: Вконта́кте, which means InContact) is a Russian online social media and social networking service located in Saint Petersburg. VK is available in multiple languages yet it is prevalently used by Russian-speakers. VK allows users to message each other privately or publicly; create groups, public pages and events; share and tag pictures, audio/video; and play browser based games. 

VKontakte was incorporated on 19 January 2007 as a Russian limited liability organization. Founder (Pavel Durov) officially launched VKontakte for beta testing in September 2006, shortly after his graduation from St Petersburg State University. The domain name vkontakte.ru was registered the following month. User registration was at first restricted within the university circles exclusively by invitation, but yet the site actually developed rapidly. 

In February 2007 the site arrived at a user base of more than 100,000 and was recognized as the second largest company in Russia's nascent social network market. In the same month, the site was subjected to a serious (DDoS) attack, which briefly log it offline. The user base later arrived at 1 million in July 2007, and 10 million in April 2008. In December 2008 VK overtook his rival Odnoklassniki to become Russia's most popular social networking service. 

Around August 2018, VK had at least 500 million accounts. It is presently the most popular site in Russia. VK authomatically becomes the 14th most visited site in the world as indicated by SimilarWeb.

Facebook, Inc. is an American based techonology company founded in 2004 by Mark Zuckerberg. Facebook is currently a top social media platform for sharing stories and memories which currently obtained over 2.38 billion users accross 180+ countries wordwide.

Facebook.com is a popular social networking and communication service launched on 4th February, 2004. It was established by Mark Zuckerberg with his school flat mates and few members of Harvard University students Eduardo Saverin, Andrew McCollum, Dustin Moskovitz and Chris Hughes. The site's participation was at first restricted by the professors of Harvard student, but it was later extended to different schools in the Ivy League, the Boston region, and gradually to most colleges in the United States/Canada corporations. By September 2006 it was issued to everybody with a valid email address including an age requirement of 13 years and above.

Acquisitions

• In August 2009, Facebook gained social media ongoing news aggregator FriendFeed, a startup made by Gmail's first engineer Paul Buchheit. 
• In February 2010, Facebook purchased Octazen Solutions, a Malaysian contact-fetching startup. 
• On April 2, 2010, Facebook reported securing of a photo sharing assistance called Divvyshot for an undisclosed amount. In June 2010, an online commercial center for exchanging private Facebook stock mirrored a valuation of $11.5 billion.
• On April 12, 2012, Facebook acquired Instagram, an image sharing application around $1 billion in real money and stock. 
• On March 8, 2013, Facebook declared that they acquired the group from Storylane, but not the product itself.
• On October 13, 2013, Facebook gained Onavo, an Israeli investigation organization, for roughly $120 million. 
• On February 19, 2014, Facebook declared its acquisition of WhatsApp, a smartphone instant messaging application for $19 billion out of a mix of stock and money. The purchase is the highest ever paid for a funding sponsored startup. 
• On March 25, 2014, Facebook reported they had obtained computer generated reality startup Oculus VR for $2 billion in real money and stock.
• In April 2020, Facebook, Inc. purchased a 9.9% stake in Jio, which was the most highest foreign direct interest in the Indian innovation sector.
• Access to Facebook is free of charge, and the company generates a large portion of its revenue from ads on the website.