Games like Red Tower
Games like Red Tower include Vampire Survivors, Halls of Torment, Mina the Hollower, 暖雪 Warm Snow, and BlazBlue Entropy Effect. We matched them by the tags players give Red Tower on Steam (2D, Action-Adventure, Action, Bullet Hell, and Arena Shooter): closest matches first, and among equally close ones the better-known games.
Vampire Survivors
Shared: Bullet Hell · 2D · Action
Halls of Torment
Shared: Bullet Hell · Action · Dark Fantasy
Mina the Hollower
Shared: Action-Adventure · 2D · Top-Down
暖雪 Warm Snow
Shared: Action-Adventure · 2D · Top-Down
BlazBlue Entropy Effect
Shared: 2D · Action · Action-Adventure
BALL x PIT
Shared: Action · Bullet Hell · 2D
Black Myth: Wukong
Shared: Action · Action-Adventure · Dark Fantasy
SANABI
Shared: Action · 2D · Action-Adventure
Skul: The Hero Slayer
Shared: Action · 2D · Indie
Deep Rock Galactic: Survivor
Shared: Bullet Hell · Top-Down · Arena Shooter
The Binding of Isaac
Shared: Action · Top-Down · Indie
TouHou Makuka Sai ~ Fantastic Danmaku Festival Part III
Shared: Bullet Hell · 2D · Action
Lost in Random™
Shared: Action-Adventure · Action · Gothic
Touhou Koumakyou: New Classic - the Embodiment of Scarlet Devil
Shared: Bullet Hell · Action · 2D
Enter the Gungeon
Shared: Bullet Hell · 2D · Action
Blasphemous
Shared: 2D · Dark Fantasy · Action
Bloody Hell
Shared: Bullet Hell · Demons · Top-Down
Nova Drift
Shared: Bullet Hell · Arena Shooter · 2D
Zombotron
Shared: 2D · Action · Singleplayer
Death Must Die
Shared: Bullet Hell · 2D · Action
DOOM: The Dark Ages
Shared: Action · Demons · Dark Fantasy
Well Dweller
Shared: Action-Adventure · Action · Dark Fantasy
Castlevania Advance Collection
Shared: Action · Action-Adventure · 2D
Rise of the Tomb Raider™
Shared: Action · Action-Adventure · Adventure