Games like PsycoCat
Games like PsycoCat include Vampire Survivors, TouHou Makuka Sai ~ Fantastic Danmaku Festival, Planes, Bullets and Vodka, Cyberhunt, and TouHou Makuka Sai ~ Fantastic Danmaku Festival Part II. We matched them by the tags players give PsycoCat on Steam (Indie, Action, Shoot 'Em Up, Bullet Hell, and Casual): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Bullet Hell · Indie · Casual

TouHou Makuka Sai ~ Fantastic Danmaku Festival
Shared: Indie · Action · Bullet Hell

Planes, Bullets and Vodka
Shared: Action · Shoot 'Em Up · Casual

Cyberhunt
Shared: Indie · Action · Shoot 'Em Up

TouHou Makuka Sai ~ Fantastic Danmaku Festival Part II
Shared: Indie · Bullet Hell · Shoot 'Em Up

Bit Blaster XL
Shared: Shoot 'Em Up · Bullet Hell · Action

LUFTRAUSERS
Shared: Indie · Action · Bullet Hell

RADical ROACH Remastered
Shared: Indie · Action · Casual

Chicken Invaders 5
Shared: Action · Indie · Shoot 'Em Up

Megabonk
Shared: Indie · Bullet Hell · Action

20 Minutes Till Dawn
Shared: Bullet Hell · Shoot 'Em Up · Indie

ZeroRanger
Shared: Indie · Shoot 'Em Up · Bullet Hell

Symphony
Shared: Indie · Shoot 'Em Up · Action

Touhou Fuujinroku ~ Mountain of Faith.
Shared: Indie · Action · Bullet Hell

Star Saviors
Shared: Shoot 'Em Up · Action · Indie

Revolution Ace
Shared: Action · Indie · Shoot 'Em Up

Chicken Invaders 4
Shared: Indie · Action · Shoot 'Em Up

Touhou Koumakyou: New Classic - the Embodiment of Scarlet Devil
Shared: Shoot 'Em Up · Bullet Hell · Action

Savant - Ascent
Shared: Indie · Action · Shoot 'Em Up

BALL x PIT
Shared: Action · Bullet Hell · Shoot 'Em Up

Beat Hazard
Shared: Bullet Hell · Shoot 'Em Up · Indie

Star of Providence
Shared: Bullet Hell · Indie · Shoot 'Em Up

Epido
Shared: Bullet Hell · Shoot 'Em Up · Action

The Void Rains Upon Her Heart
Shared: Indie · Bullet Hell · Shoot 'Em Up

