Games like QuattroMan
Games like QuattroMan include Poppy Playtime, Five Nights at Freddy's: Security Breach, Hello Neighbor, Dark Deception, and Five Nights at Freddy's: Secret of the Mimic. We matched them by the tags players give QuattroMan on Steam (Adventure, Horror, First-Person, Modern, and 3D Platformer): closest matches first, and among equally close ones the better-known games.

Poppy Playtime
Shared: Horror · First-Person · Free to Play

Five Nights at Freddy's: Security Breach
Shared: Horror · First-Person · Singleplayer

Hello Neighbor
Shared: Horror · First-Person · 3D Platformer

Dark Deception
Shared: Horror · First-Person · Free to Play

Five Nights at Freddy's: Secret of the Mimic
Shared: Horror · Adventure · First-Person

Bendy and the Dark Revival
Shared: Horror · First-Person · Adventure

Resident Evil Requiem
Shared: Horror · First-Person · Singleplayer

Amnesia: Rebirth
Shared: First-Person · Horror · Adventure

Escape the Backrooms
Shared: Horror · First-Person · Adventure

Little Nightmares II
Shared: Adventure · Horror · Singleplayer

Indiana Jones and the Great Circle
Shared: First-Person · Adventure · Action-Adventure

Portal 2
Shared: First-Person · Singleplayer · 3D Platformer

Hello Neighbor 2
Shared: Adventure · Horror · First-Person

Ready or Not
Shared: Horror · First-Person · Singleplayer

Ultimate Custom Night
Shared: Horror · Free to Play · First-Person

Outlast
Shared: Horror · First-Person · Adventure

Fingerbones
Shared: Horror · Adventure · Free to Play

Atomic Heart
Shared: Adventure · Horror · Singleplayer

The Forest
Shared: Horror · Adventure · First-Person

Buckshot Roulette
Shared: Horror · First-Person · Singleplayer

SchoolBoy Runaway
Shared: Adventure · Horror · First-Person

Little Nightmares
Shared: Horror · Adventure · Singleplayer

MiSide
Shared: Horror · First-Person · Singleplayer

Choo-Choo Charles
Shared: Horror · First-Person · Singleplayer