Games like .HEADSPACE
Games like .HEADSPACE include Sanfu, Until Then, Sally Face - Episode One, DISTRAINT: Deluxe Edition, and Firework. We matched them by the tags players give .HEADSPACE on Steam (Adventure, Psychological, Visual Novel, Puzzle, and Walking Simulator): closest matches first, and among equally close ones the better-known games.

Sanfu
Shared: Adventure · Puzzle · 2D

Until Then
Shared: Visual Novel · Psychological · Pixel Graphics

Sally Face - Episode One
Shared: Adventure · Puzzle · Dark

DISTRAINT: Deluxe Edition
Shared: Adventure · 2D · Pixel Graphics

Firework
Shared: Puzzle · 2D · Visual Novel

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

Higurashi When They Cry Hou - Ch.1 Onikakushi
Shared: Visual Novel · Psychological · Adventure

Fran Bow
Shared: Adventure · Puzzle · Psychological

Raging Loop
Shared: Adventure · Visual Novel · Psychological

Little Nightmares II
Shared: Adventure · Puzzle · Atmospheric

Firewatch
Shared: Adventure · Walking Simulator · Atmospheric

Rusty Lake Paradise
Shared: Adventure · Puzzle · Atmospheric

The Rewinder
Shared: Adventure · Puzzle · Pixel Graphics

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

Tiny Bunny
Shared: Visual Novel · Atmospheric · Dark

Danganronpa 2: Goodbye Despair
Shared: Visual Novel · Adventure · Puzzle

Urban Myth Dissolution Center
Shared: Visual Novel · Adventure · Pixel Graphics

Servant of the Lake
Shared: Adventure · Puzzle · Atmospheric

Milk inside a bag of milk inside a bag of milk
Shared: Visual Novel · Psychological · Adventure

Tales of the Black Forest
Shared: Adventure · Pixel Graphics · Visual Novel

Finding Paradise
Shared: Adventure · 2D · Pixel Graphics

NEEDY STREAMER OVERLOAD
Shared: Visual Novel · Psychological · Pixel Graphics

Little Nightmares
Shared: Adventure · Puzzle · Atmospheric

The Coffin of Andy and Leyley
Shared: Psychological · Visual Novel · Hand-drawn