Games like Viewfinder
Games like Viewfinder include Portal 2, Superliminal, Portal, Antichamber, and Supraland. We matched them by the tags players give Viewfinder on Steam (Puzzle Platformer, Puzzle, First-Person, Singleplayer, and Abstract): closest matches first, and among equally close ones the better-known games.
Portal 2
Shared: Puzzle · Singleplayer · First-Person
Superliminal
Shared: Puzzle · First-Person · Surreal
Portal
Shared: Puzzle Platformer · Puzzle · First-Person
Antichamber
Shared: Puzzle · First-Person · Singleplayer
Supraland
Shared: Puzzle Platformer · First-Person · Singleplayer
LIMBO
Shared: Puzzle Platformer · Puzzle · Singleplayer
Manifold Garden
Shared: Puzzle · First-Person · Abstract
NaissanceE
Shared: Abstract · First-Person · Puzzle
The Beginner's Guide
Shared: First-Person · Singleplayer · Abstract
Moncage
Shared: Puzzle · Singleplayer · Surreal
Little Nightmares
Shared: Puzzle Platformer · Singleplayer · Puzzle
The Witness
Shared: Puzzle · First-Person · Singleplayer
Little Nightmares II
Shared: Puzzle · Singleplayer · Adventure
Amnesia: Rebirth
Shared: Puzzle · First-Person · Singleplayer
FAR: Lone Sails
Shared: Singleplayer · Puzzle · Adventure
Chants of Sennaar
Shared: Puzzle · Singleplayer · Adventure
INSIDE
Shared: Puzzle Platformer · Singleplayer · Atmospheric
The Talos Principle
Shared: Puzzle · First-Person · Singleplayer
A Story About My Uncle
Shared: First-Person · Singleplayer · Adventure
Indiana Jones and the Great Circle
Shared: First-Person · Puzzle · Singleplayer
The Unfinished Swan
Shared: Puzzle · Puzzle Platformer · Adventure
The Last Campfire
Shared: Puzzle · Singleplayer · Adventure
Firewatch
Shared: First-Person · Adventure · Singleplayer
Poppy Playtime
Shared: Puzzle · Singleplayer · First-Person