Games like Dream Alone
Games like Dream Alone include LIMBO, Celeste, INSIDE, Little Nightmares, and Super Meat Boy. We matched them by the tags players give Dream Alone on Steam (Horror, 2D Platformer, Dark, Puzzle Platformer, and Difficult): closest matches first, and among equally close ones the better-known games.

LIMBO
Shared: Puzzle Platformer · Dark · Platformer

Celeste
Shared: Difficult · 2D Platformer · Platformer

INSIDE
Shared: Puzzle Platformer · Horror · Dark

Little Nightmares
Shared: Horror · Puzzle Platformer · Dark

Super Meat Boy
Shared: 2D Platformer · Difficult · Platformer

Geometry Dash
Shared: Difficult · 2D · Platformer

Little Nightmares II
Shared: Horror · Dark · Puzzle Platformer

Jump King
Shared: Difficult · Psychological Horror · Platformer

Hollow Knight
Shared: Platformer · Difficult · 2D

Getting Over It with Bennett Foddy
Shared: Difficult · Horror · Psychological Horror

Rogue Legacy 2
Shared: Arcade · Platformer · Difficult

SANABI
Shared: 2D Platformer · Action · 2D

Downwell
Shared: 2D Platformer · Platformer · Arcade

Braid
Shared: 2D Platformer · Puzzle Platformer · Platformer

Outlast
Shared: Horror · Dark · Psychological Horror

Lakeview Cabin Collection
Shared: 2D Platformer · Puzzle Platformer · Horror

Blasphemous 2
Shared: Difficult · 2D Platformer · Horror

Planet of Lana
Shared: Puzzle Platformer · 2D Platformer · Action

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

DARQ: Complete Edition
Shared: Horror · Dark · Puzzle Platformer

Salt and Sanctuary
Shared: Difficult · 2D · Platformer

Five Nights at Freddy's
Shared: Horror · Difficult · Dark

Hollow Knight: Silksong
Shared: Difficult · Platformer · 2D

Knock-knock
Shared: Horror · 2D Platformer · Difficult