Games like Sans Logique
Games like Sans Logique include Firewatch, Riven, What Remains of Edith Finch, The Room 4: Old Sins, and Outer Wilds. We matched them by the tags players give Sans Logique on Steam (Adventure, Puzzle, 3D, Singleplayer, and Exploration): closest matches first, and among equally close ones the better-known games.

Firewatch
Shared: Adventure · Singleplayer · Walking Simulator

Riven
Shared: Adventure · Puzzle · Exploration

What Remains of Edith Finch
Shared: Adventure · Exploration · Walking Simulator

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

Outer Wilds
Shared: Adventure · Exploration · Puzzle

Superliminal
Shared: Puzzle · Surreal · First-Person

Portal 2
Shared: Puzzle · Singleplayer · First-Person

The Unfinished Swan
Shared: Adventure · Puzzle · Exploration

The Witness
Shared: Puzzle · Exploration · Singleplayer

Quern - Undying Thoughts
Shared: Adventure · Puzzle · Exploration

Viewfinder
Shared: Puzzle · Singleplayer · Adventure

Blue Prince
Shared: Puzzle · Exploration · Singleplayer

The House of Da Vinci
Shared: Puzzle · Adventure · Exploration

Obduction
Shared: Adventure · Puzzle · Exploration

The Exit 8
Shared: Puzzle · Exploration · Walking Simulator

Antichamber
Shared: Puzzle · First-Person · Exploration

Moncage
Shared: Puzzle · Adventure · Singleplayer

COCOON
Shared: Adventure · Puzzle · Exploration

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

The Room
Shared: Puzzle · Adventure · Singleplayer

Kona
Shared: Adventure · Singleplayer · First-Person

Indiana Jones and the Great Circle
Shared: Puzzle · Adventure · Singleplayer

Supraland
Shared: Adventure · Exploration · Singleplayer

The Talos Principle 2
Shared: Puzzle · First-Person · Exploration