Games like Ninja Stealth 4
Games like Ninja Stealth 4 include Ninja Stealth, Ninja Stealth 2, Ninja Stealth 3, Shadow Tactics: Blades of the Shogun, and Mark of the Ninja. We matched them by the tags players give Ninja Stealth 4 on Steam (Stealth, Strategy, Ninja, Indie, and Casual): closest matches first, and among equally close ones the better-known games.

Ninja Stealth
Shared: Stealth · Strategy · Ninja

Ninja Stealth 2
Shared: Stealth · Strategy · Ninja

Ninja Stealth 3
Shared: Stealth · Strategy · Ninja

Shadow Tactics: Blades of the Shogun
Shared: Stealth · Strategy · Ninja

Mark of the Ninja
Shared: Stealth · Ninja · Indie

Gunpoint
Shared: Stealth · Indie · Puzzle

Zup! S
Shared: Indie · Casual · Puzzle

Baba Is You
Shared: Indie · Puzzle · Difficult

The Escapists
Shared: Strategy · Indie · 2D

Hexcells
Shared: Indie · Casual · Strategy

Mark of the Ninja: Remastered
Shared: Stealth · Ninja · Indie

I, Zombie
Shared: Stealth · Puzzle · Strategy

Kingdom Rush Origins - Tower Defense
Shared: Strategy · Casual · Difficult

Kingdom Rush - Tower Defense
Shared: Strategy · Casual · 2D

Game Dev Tycoon
Shared: Strategy · Indie · Casual

Mini Metro
Shared: Strategy · Indie · Puzzle

Party Hard
Shared: Stealth · Strategy · Indie

The WereCleaner
Shared: Stealth · Casual · Strategy

Waveform
Shared: Indie · Strategy · Casual

Plants vs. Zombies GOTY Edition
Shared: Strategy · Casual · Singleplayer

BEEP
Shared: Indie · 2D · Strategy

Hexcells Infinite
Shared: Casual · Indie · Puzzle

Plague Inc: Evolved
Shared: Strategy · Indie · Casual

Heat Signature
Shared: Stealth · Indie · Strategy