Games like A Flame in the Dark
Games like A Flame in the Dark include Portal 2, Blue Prince, FEZ, LIMBO, and Little Nightmares. We matched them by the tags players give A Flame in the Dark on Steam (Roguelite, Puzzle Platformer, Exploration, Singleplayer, and Puzzle): closest matches first, and among equally close ones the better-known games.

Portal 2
Shared: Singleplayer · Puzzle · Puzzle Platformer

Blue Prince
Shared: Exploration · Roguelite · Puzzle

FEZ
Shared: Puzzle · Exploration · Platformer

LIMBO
Shared: Puzzle Platformer · Puzzle · Platformer

Little Nightmares
Shared: Puzzle Platformer · Singleplayer · Adventure

Supraland
Shared: Puzzle Platformer · Exploration · Singleplayer

ANIMAL WELL
Shared: Exploration · Puzzle Platformer · Puzzle

Portal
Shared: Puzzle Platformer · Puzzle · Singleplayer

COCOON
Shared: Exploration · Puzzle Platformer · Puzzle

Stray
Shared: Singleplayer · Adventure · Exploration

Outer Wilds
Shared: Exploration · Adventure · Puzzle

FAR: Lone Sails
Shared: Singleplayer · Exploration · Adventure

Crimson Desert Enhanced
Shared: Singleplayer · Exploration · Adventure

Murders on the Yangtze River
Shared: Puzzle · Adventure · Exploration

Chained Together
Shared: Adventure · Puzzle Platformer · Platformer

Viewfinder
Shared: Puzzle Platformer · Puzzle · Singleplayer

Sonic Frontiers
Shared: Exploration · Adventure · Singleplayer

Tomb Raider Game of the Year
Shared: Adventure · Singleplayer · Exploration

Seen
Shared: Singleplayer · Puzzle · Adventure

The Last Campfire
Shared: Puzzle · Singleplayer · Adventure

Little Nightmares II
Shared: Singleplayer · Adventure · Puzzle

Monument Valley
Shared: Puzzle · Singleplayer · Exploration

Rise of the Tomb Raider™
Shared: Adventure · Singleplayer · Exploration

Hogwarts Legacy
Shared: Singleplayer · Adventure · Exploration