The logo of M Countdown
|Country of origin||South Korea|
|No. of episodes||595 (as of November 8, 2018)|
|Running time||90 minutes|
|Original network||Mnet (Korea), tvN Asia, 8TV (Malaysia), Mnet Japan, Mnet America (North America), Channel V (Mainland China), CNN Malaysia|
|Picture format||480i (2004-2009)|
|Original release||29 July 2004- present|
M Countdown (Hangul: ) is a South Korean music program broadcast by Mnet. It airs live every Thursday at 18:00 to 19:30 KST. The show features some of the latest and most popular artists who perform live on stage. It is broadcast from CJ E&M Center Studio in Sangam-dong, Mapo District, Seoul. It also airs live in China, Hong Kong, Japan, Philippines, United States, Taiwan, Malaysia, Singapore and other countries.
Segments previous airing include B'SHOP where songwriter Bang Si-hyuk introduces some hit songs, and MCD DRAMA where the hosts act out scenarios. The current segment airing is MCD NEWS which reports the latest music industry news, and MCD Ranking which ranks celebrities with certain topics.
As of April 26, 2018, the chart featured on M Countdown was calculated by combining Digital Single Sales (45%), "Album Sales (15%), Social Media Points (YouTube official music video views + SNS buzz) (20%), "Global Fan Votes (global fan votes through Mwave, Mnet Japan and Mnet America + SMS Votes) (10%), and "Mnet Broadcast Points (10%).
Between April 2017 and April 2018, each episode of the show was hosted by a special guesting hosts. Since April 2018, the show is hosted by a "Global MC Crew", which is made up of idol members who are capable of speaking foreign languages.
Triple Crown is a song that has received three wins. After that, the song is removed from the chart.