Games like The Corruption Within
Games like The Corruption Within include Firewatch, Sally Face - Episode One, The Rewinder, Outer Wilds, and Papers, Please. We matched them by the tags players give The Corruption Within on Steam (Adventure, Point & Click, Indie, Story Rich, and Mystery): closest matches first, and among equally close ones the better-known games.

Firewatch
Shared: Adventure · Story Rich · Mystery

Sally Face - Episode One
Shared: Story Rich · Indie · Adventure

The Rewinder
Shared: Adventure · Mystery · Pixel Graphics

Outer Wilds
Shared: Adventure · Story Rich · Mystery

Papers, Please
Shared: Indie · Point & Click · Pixel Graphics

INMOST
Shared: Adventure · Indie · Story Rich

Twelve Minutes
Shared: Adventure · Indie · Mystery

The Room
Shared: Point & Click · Mystery · Adventure

Fran Bow
Shared: Point & Click · Story Rich · Adventure

Servant of the Lake
Shared: Adventure · Point & Click · Story Rich

The Case of the Golden Idol
Shared: Mystery · Point & Click · Story Rich

The Room Three
Shared: Adventure · Point & Click · Mystery

There Is No Game: Wrong Dimension
Shared: Indie · Point & Click · Adventure

The Room 4: Old Sins
Shared: Point & Click · Adventure · Mystery

OneShot
Shared: Story Rich · Indie · Pixel Graphics

The Drifter
Shared: Point & Click · Story Rich · Mystery

The Room Two
Shared: Point & Click · Mystery · Adventure

What Remains of Edith Finch
Shared: Story Rich · Adventure · Mystery

Rusty Lake Paradise
Shared: Point & Click · Adventure · Indie

Blue Prince
Shared: Mystery · Story Rich · Adventure

Thimbleweed Park™
Shared: Adventure · Point & Click · Indie

DISTRAINT: Deluxe Edition
Shared: Indie · Adventure · Story Rich

Chants of Sennaar
Shared: Adventure · Indie · Point & Click

Strange Horticulture
Shared: Mystery · Point & Click · Adventure

