The channel was launched on September 7, 2001 as MuchLoud by CHUM Limited, the parent company of Citytv and it was a rock music spin-off of MuchMusic, based on its former TV series Loud (Power 30), which served as the daily hard rock and metal video show aired on that channel.

In November 2000, CHUM Limited was granted approval from the Canadian Radio-television and Telecommunications Commission (CRTC) to launch MuchLoud, described as "a national English-language Category 2 music video specialty television service dedicated exclusively to alternative, hard rock, metal and punk music or alternative music-related programming.

In July 2006, Bell Globemedia (later called CTVglobemedia) announced that it would purchase CHUM for an estimated $1.7 billion CAD, included in the sale was MuchLoud.

[8] On June 21, 2016, Stingray Digital Group announced that it would acquire MuchLoud and its sister stations from Bell Media[9] at a price-tag later revealed to be $4 million for all 4 channels.

[11] On June 1, 2017, Stingray announced the completion of the rebranding process for all 4 channels, which included new programming and a national promotional campaign.