Games like VITAL
Games like VITAL include Viewfinder, Portal 2, Portal, Antichamber, and Supraland. We matched them by the tags players give VITAL on Steam (Indie, Adventure, First-Person, Puzzle, and Physics): closest matches first, and among equally close ones the better-known games.

Viewfinder
Shared: First-Person · Puzzle · Singleplayer

Portal 2
Shared: First-Person · Puzzle · Singleplayer

Portal
Shared: Puzzle · First-Person · Singleplayer

Antichamber
Shared: Indie · First-Person · Puzzle

Supraland
Shared: Adventure · First-Person · Exploration

The Witness
Shared: Puzzle · First-Person · Indie

A Story About My Uncle
Shared: Adventure · First-Person · Indie

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

The Last Campfire
Shared: Adventure · Puzzle · Indie

PEAK
Shared: Adventure · Physics · First-Person

Outer Wilds
Shared: Adventure · Exploration · Puzzle

LIMBO
Shared: Indie · Puzzle · Adventure

Firewatch
Shared: Adventure · First-Person · Indie

COCOON
Shared: Adventure · Indie · Puzzle

Blue Prince
Shared: Puzzle · Indie · First-Person

Hollow Knight: Silksong
Shared: Indie · Difficult · Singleplayer

FAR: Lone Sails
Shared: Adventure · Indie · Singleplayer

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

Superliminal
Shared: First-Person · Puzzle · Physics

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

Chants of Sennaar
Shared: Adventure · Indie · Puzzle

Moncage
Shared: Indie · Puzzle · Adventure

Poppy Playtime
Shared: Puzzle · First-Person · Singleplayer

Little Nightmares
Shared: Adventure · Indie · Singleplayer