Games like Montas
Games like Montas include The Forest, Subnautica, Subnautica 2, Five Nights at Freddy's: Secret of the Mimic, and Sons Of The Forest. We matched them by the tags players give Montas on Steam (Horror, Adventure, Indie, Early Access, and Survival): closest matches first, and among equally close ones the better-known games.

The Forest
Shared: Horror · Adventure · Survival

Subnautica
Shared: Horror · Survival · Exploration

Subnautica 2
Shared: Horror · Survival · Exploration

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

Sons Of The Forest
Shared: Survival · Horror · Adventure

Subnautica: Below Zero
Shared: Horror · Survival · Adventure

Lethal Company
Shared: Horror · First-Person · Exploration

We Happy Few
Shared: Adventure · Survival · Indie

Outlast
Shared: Horror · First-Person · Survival

Poppy Playtime
Shared: Horror · First-Person · Indie

Granny
Shared: Horror · Indie · Adventure

The Beast Inside
Shared: Horror · Adventure · First-Person

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

Resident Evil 7 Biohazard
Shared: Horror · VR · First-Person

The Long Dark
Shared: Survival · Adventure · Exploration

The Long Drive
Shared: Survival · Adventure · Exploration

Phasmophobia
Shared: Horror · VR · First-Person

The Solus Project
Shared: Adventure · Survival · VR

Firewatch
Shared: Adventure · Indie · First-Person

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

Inside the Backrooms
Shared: Horror · Adventure · Exploration

Scanner Sombre
Shared: Horror · Adventure · Exploration

Bendy and the Dark Revival
Shared: Horror · Adventure · Indie

Backrooms: Escape Together
Shared: Horror · Early Access · First-Person