Games like The Dreamcatcher
Games like The Dreamcatcher include Firewatch, What Remains of Edith Finch, Amnesia: A Machine For Pigs, Outer Wilds, and Mouthwashing. We matched them by the tags players give The Dreamcatcher on Steam (Exploration, Psychological, Emotional, Horror, and Walking Simulator): closest matches first, and among equally close ones the better-known games.

Firewatch
Shared: Adventure · Walking Simulator · Exploration

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

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

Outer Wilds
Shared: Exploration · Mystery · Adventure

Mouthwashing
Shared: Horror · Psychological · Atmospheric

CARIMARA: Beneath the forlorn limbs
Shared: Exploration · Horror · Mystery

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

The Beginner's Guide
Shared: Walking Simulator · Atmospheric · Story Rich

Before Your Eyes
Shared: Emotional · Walking Simulator · Indie

Gone Home
Shared: Exploration · Walking Simulator · Indie

SOMA
Shared: Horror · Exploration · Atmospheric

The Park®
Shared: Horror · Walking Simulator · Exploration

The Stanley Parable
Shared: Psychological · Walking Simulator · Indie

The Exit 8
Shared: Exploration · Horror · Walking Simulator

Scanner Sombre
Shared: Exploration · Horror · Walking Simulator

The Vanishing of Ethan Carter
Shared: Exploration · Mystery · Walking Simulator

SILENT HILL 2
Shared: Horror · Psychological · Atmospheric

INFRA
Shared: Exploration · Walking Simulator · Atmospheric

The Cat Lady
Shared: Horror · Adventure · Psychological

Sally Face - Episode One
Shared: Horror · Story Rich · Indie

Hellblade: Senua's Sacrifice
Shared: Psychological · Atmospheric · Horror

INMOST
Shared: Exploration · Adventure · Psychological

[Chillas Art] The Convenience Store
Shared: Horror · Adventure · Psychological

Psalm 5:9-13
Shared: Exploration · Horror · Walking Simulator