"Closer" topped the charts in more than ten countries including Australia, Canada, New Zealand, Ireland and the United Kingdom, making it both the Chainsmokers' and Halsey's first number-one single in all six countries.
Canada (Music Canada) Diamond certification with 800,000 sales.
The lyric video received one billion views on January 10, 2017, and two billion views on February 4, 2018, making it the first lyric video ever to reach these milestones, and it is currently the 24th most-viewed video of all time, as well as the most viewed lyric video, with over 2.4 billion views.
MTV journalist Deepa Lakshmin called the song "an upbeat, dance-worthy jam that deserves a spot on your summer playlist. It'll make you forget about all your pesky life problems and live in the moment."
Billboard ranked "Closer" at number 29 on their "100 Best Pop Songs of 2016" list.