Games like Forgotten Hill Disillusion
Games like Forgotten Hill Disillusion include Fran Bow, The Room Two, The Room Three, The Room 4: Old Sins, and The Room. We matched them by the tags players give Forgotten Hill Disillusion on Steam (Adventure, Indie, Gore, Lovecraftian, and Point & Click): closest matches first, and among equally close ones the better-known games.

Fran Bow
Shared: Point & Click · Adventure · Indie

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

The Room Three
Shared: Adventure · Indie · Puzzle

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

The Room
Shared: Adventure · Puzzle · Point & Click

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

Amnesia: The Dark Descent
Shared: Gore · Horror · Puzzle

Detention
Shared: Indie · Adventure · Horror

CARRION
Shared: Gore · Indie · Horror

Samsara Room
Shared: Indie · Adventure · Puzzle

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

Lucius
Shared: Adventure · Gore · Horror

Sally Face - Episode One
Shared: Indie · Adventure · Horror

Chants of Sennaar
Shared: Adventure · Indie · Puzzle

Scorn
Shared: Gore · Horror · Puzzle

Servant of the Lake
Shared: Adventure · Puzzle · Point & Click

Underground Blossom
Shared: Adventure · Indie · Point & Click

The White Door
Shared: Adventure · Indie · Point & Click

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

Little Nightmares
Shared: Adventure · Horror · Indie

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

Still Wakes the Deep
Shared: Gore · Lovecraftian · Horror

Endacopia
Shared: Adventure · Point & Click · Horror

Gibbous - A Cthulhu Adventure
Shared: Adventure · Point & Click · Indie