Games like Erwartung
Games like Erwartung include A Plague Tale: Requiem, Hellblade: Senua's Sacrifice, Stray, Fallout 4, and Scanner Sombre. We matched them by the tags players give Erwartung on Steam (Adventure, Interactive Fiction, Exploration, Dark, and Dynamic Narration): closest matches first, and among equally close ones the better-known games.

A Plague Tale: Requiem
Shared: Adventure · Exploration · Interactive Fiction

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

Stray
Shared: Adventure · Exploration · Atmospheric

Fallout 4
Shared: Exploration · Adventure · Atmospheric

Scanner Sombre
Shared: Exploration · Adventure · VR

Amenti
Shared: Adventure · Exploration · Dark

Firewatch
Shared: Adventure · Atmospheric · Exploration

Five Nights at Freddy's: Secret of the Mimic
Shared: Adventure · VR · Exploration

The Midnight Walk
Shared: Adventure · VR · Atmospheric

Outer Wilds
Shared: Exploration · Adventure · Atmospheric

What Remains of Edith Finch
Shared: Adventure · Atmospheric · Exploration

Little Nightmares
Shared: Adventure · Atmospheric · Dark

Rise of the Tomb Raider™
Shared: Adventure · Exploration · Singleplayer

COCOON
Shared: Adventure · Exploration · Atmospheric

FAR: Lone Sails
Shared: Adventure · Atmospheric · Exploration

Little Nightmares II
Shared: Adventure · Dark · Atmospheric

INMOST
Shared: Adventure · Exploration · Atmospheric

SUNLESS SEA
Shared: Exploration · Adventure · Dark

Riven
Shared: Adventure · Exploration · VR

PEAK
Shared: Adventure · Exploration · Atmospheric

Bramble: The Mountain King
Shared: Adventure · Atmospheric · Dark

Hogwarts Legacy
Shared: Adventure · Exploration · Singleplayer

The Long Dark
Shared: Exploration · Adventure · Atmospheric

Tomb Raider Game of the Year
Shared: Adventure · Exploration · Singleplayer