Games like Twin Horizons
Games like Twin Horizons include A Dance of Fire and Ice, Beat Saber, Music Racer, Rhythm Doctor, and Retrowave. We matched them by the tags players give Twin Horizons on Steam (Action, Indie, Music, Rhythm, and Singleplayer): closest matches first, and among equally close ones the better-known games.

A Dance of Fire and Ice
Shared: Music · Rhythm · Indie

Beat Saber
Shared: Music · Rhythm · Singleplayer

Music Racer
Shared: Music · Indie · Rhythm

Rhythm Doctor
Shared: Music · Rhythm · Indie

Retrowave
Shared: Indie · 1980s · Action

Metal: Hellsinger
Shared: Rhythm · Music · Action

Geometry Dash
Shared: Music · Rhythm · Singleplayer

Hotline Miami
Shared: Action · Indie · 1980s

DJMAX RESPECT V
Shared: Music · Rhythm · Action

Muse Dash
Shared: Music · Rhythm · Singleplayer

Just Shapes & Beats
Shared: Rhythm · Music · Indie

Hatsune Miku: Project DIVA Mega Mix+
Shared: Rhythm · Action · Music

Super Hexagon
Shared: Indie · Rhythm · Action

Melatonin
Shared: Indie · Rhythm · Music

MUSYNX
Shared: Music · Indie · Singleplayer

Spin Rhythm XD
Shared: Music · Rhythm · Indie

AudioSurf
Shared: Music · Indie · Rhythm

Hi-Fi RUSH
Shared: Action · Rhythm · Singleplayer

EZ2ON REBOOT : R
Shared: Action · Rhythm · Music

BPM: BULLETS PER MINUTE
Shared: Action · Rhythm · Indie

Thumper
Shared: Indie · Action · Rhythm

Synth Riders
Shared: Music · Indie · Rhythm

Rift of the NecroDancer
Shared: Indie · Music · Rhythm

Sayonara Wild Hearts
Shared: Action · Music · Rhythm