Games like Welcome To HillVeil
Games like Welcome To HillVeil include SOMA, Layers of Fear (2016), Poppy Playtime, Little Nightmares II, and Mouthwashing. We matched them by the tags players give Welcome To HillVeil on Steam (Dark, Psychological Horror, Walking Simulator, Puzzle, and Atmospheric): closest matches first, and among equally close ones the better-known games.

SOMA
Shared: Psychological Horror · Dark · Horror

Layers of Fear (2016)
Shared: Psychological Horror · Walking Simulator · Horror

Poppy Playtime
Shared: Horror · Puzzle · Dark

Little Nightmares II
Shared: Dark · Horror · Puzzle

Mouthwashing
Shared: Psychological Horror · Horror · Atmospheric

Little Nightmares
Shared: Atmospheric · Dark · Horror

What Remains of Edith Finch
Shared: Walking Simulator · Atmospheric · Exploration

ROUTINE
Shared: Psychological Horror · Dark · Atmospheric

Fran Bow
Shared: Psychological Horror · Puzzle · Dark

Sally Face - Episode One
Shared: Psychological Horror · Dark · Puzzle

Garten of Banban
Shared: Psychological Horror · Horror · Puzzle

Layers of Fear 2 (2019)
Shared: Psychological Horror · Dark · Walking Simulator

Amnesia: The Dark Descent
Shared: Psychological Horror · Horror · Atmospheric

Outlast
Shared: Psychological Horror · Horror · Atmospheric

The Exit 8
Shared: Walking Simulator · Puzzle · Psychological Horror

Visage
Shared: Psychological Horror · Dark · Horror

Still Wakes the Deep
Shared: Psychological Horror · Horror · Walking Simulator

Scorn
Shared: Atmospheric · Horror · Dark

Amnesia: A Machine For Pigs
Shared: Walking Simulator · Horror · Psychological Horror

Scanner Sombre
Shared: Walking Simulator · Exploration · Atmospheric

Garten of Banban 2
Shared: Psychological Horror · Horror · Puzzle

Inside the Backrooms
Shared: Psychological Horror · Horror · Puzzle

Buckshot Roulette
Shared: Dark · Horror · Singleplayer

Firewatch
Shared: Walking Simulator · Atmospheric · Adventure