Games like The Simple Apocalypse
Games like The Simple Apocalypse include Hotline Miami, G2 Fighter / 基因特工, Guts and Glory, GORN, and My Friend Pedro. We matched them by the tags players give The Simple Apocalypse on Steam (Early Access, Casual, Action, Gore, and Violent): closest matches first, and among equally close ones the better-known games.

Hotline Miami
Shared: Action · Violent · Indie

G2 Fighter / 基因特工
Shared: Action · Casual · Early Access

Guts and Glory
Shared: Action · Gore · Casual

GORN
Shared: Action · Gore · Violent

My Friend Pedro
Shared: Action · Gore · Indie

Hotline Miami 2: Wrong Number
Shared: Gore · Action · Violent

Sword With Sauce
Shared: Action · Gore · Violent

People Playground
Shared: Gore · Violent · Action

One Finger Death Punch 2
Shared: Action · Casual · Indie

Paint the Town Red
Shared: Gore · Action · Violent

DOKA 2 KISHKI EDITION
Shared: Gore · Action · Violent

Maximum Action
Shared: Action · Gore · Violent

DOOM Eternal
Shared: Gore · Action · Violent

CARRION
Shared: Gore · Action · Indie

Chivalry: Medieval Warfare
Shared: Action · Gore · Violent

171
Shared: Action · Indie · Gore

Akane
Shared: Action · Indie · Gore

Blood Trail
Shared: Gore · Action · Violent

Ape Out
Shared: Gore · Violent · Action

Happy Room
Shared: Gore · Action · Violent

Iron Snout
Shared: Action · Gore · Indie

GoreBox
Shared: Gore · Violent · Casual

Touhou Big Big Battle
Shared: Early Access · Casual · Action

STANDBOX
Shared: Gore · Violent · Action