Games like Aaero2
Games like Aaero2 include A Dance of Fire and Ice, Spin Rhythm XD, Beat Hazard, Rhythm Doctor, and Hatsune Miku: Project DIVA Mega Mix+. We matched them by the tags players give Aaero2 on Steam (Rhythm, On-Rails Shooter, Arcade, Indie, and Twin Stick Shooter): closest matches first, and among equally close ones the better-known games.

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

Spin Rhythm XD
Shared: Rhythm · Indie · Music

Beat Hazard
Shared: Rhythm · Twin Stick Shooter · Music

Rhythm Doctor
Shared: Rhythm · Music · Indie

Hatsune Miku: Project DIVA Mega Mix+
Shared: Rhythm · Arcade · 3D

Pistol Whip
Shared: Rhythm · Arcade · On-Rails Shooter

Just Shapes & Beats
Shared: Rhythm · Music · Indie

Music Racer
Shared: Rhythm · Indie · Music

Dead as Disco
Shared: Rhythm · Music · Arcade

DJMAX RESPECT V
Shared: Rhythm · Music · Action

Rift of the NecroDancer
Shared: Rhythm · Indie · Arcade

Beat Hazard 2
Shared: Rhythm · Twin Stick Shooter · Indie

AudioSurf
Shared: Rhythm · Indie · Music

Intralism
Shared: Rhythm · Indie · Music

Geometry Dash
Shared: Rhythm · Music · Indie

Super Hexagon
Shared: Indie · Arcade · Rhythm

Sayonara Wild Hearts
Shared: Rhythm · Music · Arcade

Rez Infinite
Shared: On-Rails Shooter · Rhythm · Action

Ragnarock
Shared: Rhythm · Music · Action

Audiosurf 2
Shared: Rhythm · Indie · Music

Starship Troopers: Extermination
Shared: Action · Arcade · Sci-fi

MUSYNX
Shared: Rhythm · Indie · Music

Broforce
Shared: Action · Indie · Co-op

Muse Dash
Shared: Rhythm · Music · Indie