Games like Unspoken
Games like Unspoken include LIMBO, Sally Face - Episode One, Little Nightmares, Little Nightmares II, and DISTRAINT: Deluxe Edition. We matched them by the tags players give Unspoken on Steam (Casual, Adventure, Psychological Horror, Puzzle Platformer, and 2D): closest matches first, and among equally close ones the better-known games.

LIMBO
Shared: Puzzle Platformer · Adventure · Dark

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

Little Nightmares
Shared: Adventure · Puzzle Platformer · Dark

Little Nightmares II
Shared: Adventure · Psychological Horror · Dark

DISTRAINT: Deluxe Edition
Shared: Psychological Horror · Adventure · 2D

Seen
Shared: Adventure · Dark · Indie

Getting Over It with Bennett Foddy
Shared: Psychological Horror · Casual · Platformer

Chained Together
Shared: Adventure · Casual · Platformer

Pinstripe
Shared: Adventure · Casual · Puzzle Platformer

Laughing to Die
Shared: Casual · Adventure · Psychological Horror

Nihilumbra
Shared: Adventure · Casual · Puzzle Platformer

INSIDE
Shared: Puzzle Platformer · Dark · Adventure

FEZ
Shared: Platformer · Adventure · Casual

The Hex
Shared: Psychological Horror · Indie · Mystery

Hollow Knight
Shared: Platformer · 2D · Adventure

Running Through Russia
Shared: Casual · Adventure · Psychological Horror

Impostor Factory
Shared: Adventure · 2D · Story Rich

GRIS
Shared: Adventure · Indie · Platformer

Little Misfortune
Shared: Psychological Horror · Adventure · Indie

Fran Bow
Shared: Psychological Horror · Adventure · Dark

INMOST
Shared: Adventure · Indie · Puzzle Platformer

Squishy the Suicidal Pig
Shared: Adventure · Puzzle Platformer · Platformer

BEEP
Shared: Adventure · 2D · Platformer

Portal 2
Shared: Platformer · Puzzle Platformer · Singleplayer