Games like ETHEREAL
Games like ETHEREAL include Hollow Knight: Silksong, Baba Is You, OneShot, Papers, Please, and Firework. We matched them by the tags players give ETHEREAL on Steam (Indie, Puzzle, Abstract, 2D, and Singleplayer): closest matches first, and among equally close ones the better-known games.

Hollow Knight: Silksong
Shared: Indie · 2D · Great Soundtrack

Baba Is You
Shared: Indie · Puzzle · Singleplayer

OneShot
Shared: Indie · Puzzle · Great Soundtrack

Papers, Please
Shared: Indie · Singleplayer · Puzzle

Firework
Shared: Indie · Puzzle · 2D

Hollow Knight
Shared: Indie · 2D · Great Soundtrack

World of Goo
Shared: Indie · Puzzle · Singleplayer

Gunpoint
Shared: Indie · Puzzle · 2D

Hook
Shared: Puzzle · Abstract · Indie

GRIS
Shared: Indie · Great Soundtrack · Singleplayer

Antichamber
Shared: Puzzle · Indie · Abstract

FEZ
Shared: Puzzle · Indie · Great Soundtrack

Pony Island
Shared: Indie · Puzzle · Singleplayer

LIMBO
Shared: Indie · Puzzle · 2D

Gorogoa
Shared: Puzzle · Indie · Singleplayer

Geometry Dash
Shared: 2D · Great Soundtrack · Singleplayer

Please, Don’t Touch Anything
Shared: Indie · Puzzle · Singleplayer

There Is No Game: Wrong Dimension
Shared: Indie · Puzzle · Singleplayer

Zup! S
Shared: Puzzle · Indie · 2D

Hexcells
Shared: Puzzle · Indie · Singleplayer

Patrick's Parabox
Shared: Puzzle · Abstract · Indie

The Binding of Isaac: Rebirth
Shared: Indie · Great Soundtrack · Singleplayer

Undertale
Shared: Great Soundtrack · Indie · Singleplayer

Braid
Shared: Puzzle · Indie · 2D