This article lists the fifty most-subscribed channels on the video platform YouTube. The ability to “subscribe” to a user’s channel was added to YouTube by late October 2005, and the “most subscribed” list on YouTube began as a chart by May 2006, at which time Smosh was number one with fewer than three thousand subscribers. Since December 22, 2013, the most subscribed user has been PewDiePie, whose channel has over 62 million subscribers as of May 2018.
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