Games like Ground Floor
Games like Ground Floor include Blue Prince, Antichamber, Outer Wilds, Riven, and The Room 4: Old Sins. We matched them by the tags players give Ground Floor on Steam (Adventure, Puzzle, 3D, First-Person, and Stylized): closest matches first, and among equally close ones the better-known games.

Blue Prince
Shared: Puzzle · Mystery · First-Person

Antichamber
Shared: Puzzle · First-Person · Indie

Outer Wilds
Shared: Adventure · Puzzle · Mystery

Riven
Shared: Adventure · Puzzle · First-Person

The Room 4: Old Sins
Shared: Puzzle · Adventure · Mystery

Return of the Obra Dinn
Shared: Puzzle · Mystery · Indie

Chants of Sennaar
Shared: Adventure · Puzzle · Indie

Call of the Sea
Shared: Adventure · Puzzle · First-Person

Obduction
Shared: Adventure · Puzzle · First-Person

The Room
Shared: Puzzle · Adventure · Mystery

Firewatch
Shared: Adventure · First-Person · Mystery

Before Your Eyes
Shared: Emotional · First-Person · Indie

The Last Campfire
Shared: Adventure · Puzzle · Indie

The Room Three
Shared: Puzzle · Adventure · Mystery

What Remains of Edith Finch
Shared: Adventure · First-Person · Mystery

Poppy Playtime
Shared: Puzzle · First-Person · Adventure

The Witness
Shared: Puzzle · First-Person · Indie

Boxes: Lost Fragments
Shared: Puzzle · Adventure · 3D

MiSide
Shared: First-Person · 3D · Story Rich

Superliminal
Shared: Puzzle · First-Person · Surreal

Brothers - A Tale of Two Sons
Shared: Adventure · Puzzle · Indie

COCOON
Shared: Adventure · Puzzle · Indie

Quern - Undying Thoughts
Shared: Adventure · Puzzle · Mystery

Portal 2
Shared: Puzzle · First-Person · Adventure

