Tumblr (stylized as tumblr and pronounced "tumbler") is a micro blogging and social networking web site supported by David Karp in 2007 and presently in hand by Automatic. The service permits users to post multimedia system and different content to a short-form web log. Users will follow different users' blogs. Bloggers also can create their blogs personal. For bloggers several of the website's options are accessed from a "dashboard" interface.
As of August 12, 2019, Tumblr hosts over 475 million blogs. As of January 2016, the web site had over 500 million monthly guests, which born to but 400 million by August 2019