Games like Backrooms Abyss
Games like Backrooms Abyss include Firewatch, What Remains of Edith Finch, Fears to Fathom - Woodbury Getaway, POOLS, and Journey. We matched them by the tags players give Backrooms Abyss on Steam (Adventure, Casual, Roguelike, Walking Simulator, and Exploration): closest matches first, and among equally close ones the better-known games.

Firewatch
Shared: Adventure · Walking Simulator · Exploration

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

Fears to Fathom - Woodbury Getaway
Shared: Adventure · Casual · Walking Simulator

POOLS
Shared: Walking Simulator · Exploration · Realistic

Journey
Shared: Adventure · Exploration · Walking Simulator

Fears to Fathom® - Scratch Creek
Shared: Adventure · Casual · Walking Simulator

PEAK
Shared: Adventure · Exploration · First-Person

BABBDI
Shared: Exploration · Walking Simulator · Casual

The Exit 8
Shared: Exploration · Walking Simulator · First-Person

Bright Lights of Svetlov
Shared: Walking Simulator · Adventure · Exploration

Millennium Dream
Shared: Adventure · Walking Simulator · Exploration

Scanner Sombre
Shared: Walking Simulator · Adventure · Exploration

Riven
Shared: Adventure · Exploration · First-Person

Slime Rancher
Shared: Adventure · Exploration · First-Person

RV There Yet?
Shared: Adventure · Exploration · First-Person

Way of the Hunter
Shared: Adventure · Exploration · FPS

VLADiK BRUTAL
Shared: Adventure · FPS · Casual

Gone Home
Shared: Walking Simulator · Exploration · Adventure

Fears to Fathom - Ironbark Lookout
Shared: Adventure · Exploration · Walking Simulator

[Chillas Art] The Closing Shift
Shared: Adventure · Casual · 1990's

Backrooms: Escape Together
Shared: First-Person · Adventure · Exploration

Inside the Backrooms
Shared: Adventure · Exploration · First-Person

Bad Parenting 1: Mr. Red Face
Shared: Adventure · Walking Simulator · 3D

Fallout 4
Shared: Adventure · Exploration · First-Person