Games like Trigger of Time
Games like Trigger of Time include PEAK, Firewatch, Supraland, Portal 2, and Blue Prince. We matched them by the tags players give Trigger of Time on Steam (Puzzle Platformer, First-Person, Science, Adventure, and Atmospheric): closest matches first, and among equally close ones the better-known games.

PEAK
Shared: Adventure · First-Person · Exploration

Firewatch
Shared: Adventure · Atmospheric · First-Person

Supraland
Shared: Puzzle Platformer · First-Person · Adventure

Portal 2
Shared: First-Person · Puzzle Platformer · Puzzle

Blue Prince
Shared: Exploration · First-Person · Investigation

Portal
Shared: Puzzle Platformer · First-Person · Puzzle

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

Viewfinder
Shared: Puzzle Platformer · First-Person · Adventure

COCOON
Shared: Adventure · Puzzle Platformer · Exploration

Outer Wilds
Shared: Exploration · Adventure · Atmospheric

LIMBO
Shared: Puzzle Platformer · Atmospheric · Adventure

FAR: Lone Sails
Shared: Adventure · Atmospheric · Exploration

Fallout 4
Shared: Adventure · Exploration · First-Person

Quern - Undying Thoughts
Shared: Adventure · Atmospheric · First-Person

Little Nightmares
Shared: Puzzle Platformer · Adventure · Atmospheric

Riven
Shared: First-Person · Adventure · Exploration

The Witness
Shared: First-Person · Exploration · Atmospheric

NaissanceE
Shared: Exploration · Atmospheric · First-Person

ANIMAL WELL
Shared: Puzzle Platformer · Exploration · Atmospheric

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

The Unfinished Swan
Shared: Adventure · Puzzle Platformer · Exploration

The Room
Shared: Atmospheric · Adventure · First-Person

Stray
Shared: Adventure · Atmospheric · Exploration

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