Games like Quern - Undying Thoughts
Games like Quern - Undying Thoughts include Firewatch, What Remains of Edith Finch, Outer Wilds, Blue Prince, and Riven. We matched them by the tags players give Quern - Undying Thoughts on Steam (Adventure, Puzzle, Mystery, Atmospheric, and Exploration): closest matches first, and among equally close ones the better-known games.

Firewatch
Shared: Adventure · Atmospheric · Mystery

What Remains of Edith Finch
Shared: Atmospheric · Mystery · Adventure

Outer Wilds
Shared: Mystery · Adventure · Exploration

Blue Prince
Shared: Puzzle · Mystery · Exploration

Riven
Shared: Adventure · Puzzle · Exploration

The Witness
Shared: Puzzle · Exploration · First-Person

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

INFRA
Shared: Puzzle · Exploration · Atmospheric

The Room
Shared: Puzzle · Mystery · Adventure

The Painscreek Killings
Shared: Mystery · Puzzle · Exploration

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

Call of the Sea
Shared: Adventure · Puzzle · Atmospheric

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

The Vanishing of Ethan Carter
Shared: Mystery · Atmospheric · Adventure

Obduction
Shared: Adventure · Puzzle · Exploration

The Talos Principle
Shared: Puzzle · Atmospheric · First-Person

Fallout 4
Shared: Adventure · Exploration · Singleplayer

Stray
Shared: Adventure · Atmospheric · Exploration

Firmament
Shared: Adventure · Puzzle · Mystery

DEATH STRANDING DIRECTOR'S CUT
Shared: Atmospheric · Walking Simulator · Adventure

The Room Three
Shared: Puzzle · Adventure · Mystery

Syberia: The World Before
Shared: Adventure · Puzzle · Mystery

Sherlock Holmes: The Devil's Daughter
Shared: Adventure · Mystery · Puzzle

The Room Two
Shared: Puzzle · Mystery · Atmospheric