Multiplayer music games for PC/Windows with 2-player local/couch support

Just Shapes & Beats

Players: 4 local, 4 online

The Metronomicon: Slay The Dance Floor

Players: 2 local, 0 online

Audiosurf

Players: 2 local, 0 online

Crypt of the NecroDancer

Players: 2 local, 0 online

Old School Musical

Players: 4 local, 0 online

Billie Bust Up

Players: 2 local, 0 online

DAB'S NOT DEAD

Players: 2 local, 0 online

Dark Witch Music Episode: Rudymical

Players: 2 local, 0 online

Rhythm Doctor

Players: 2 local, 0 online

Guitar Hero: World Tour

Players: 4 local, 4 online

Guitar Hero III: Legends of Rock

Players: 2 local, 2 online

Guitar Hero: Aerosmith

Players: 2 local, 2 online

Baby Shark: Sing & Swim Party

Players: 4 local, 0 online

Melody Mania

Players: 2 local, 0 online

It's Raining Fists and Metal

Players: 2 local, 0 online

Let's Sing 2019

Players: 2 local, 0 online

Vectronom

Players: 4 local, 0 online

Rocksmith: All-new 2014 Edition

Players: 2 local, 0 online

Audiosurf 2

Players: 2 local, 0 online

Crypt of the NecroDancer: SYNCHRONY

Players: 4 local, 8 online

Super Crazy Rhythm Castle

Players: 4 local, 4 online

Taiko no Tatsujin: Rhythm Festival

Players: 4 local, 4 online

Bratz: Rhythm & Style

Players: 4 local, 0 online