Games like A Forgetful Loop
Games like A Forgetful Loop include INSIDE, The Talos Principle, Portal, Twelve Minutes, and FAR: Lone Sails. We matched them by the tags players give A Forgetful Loop on Steam (Experimental, Puzzle, Sci-fi, Time Travel, and Minimalist): closest matches first, and among equally close ones the better-known games.

INSIDE
Shared: 2.5D · Atmospheric · Indie

The Talos Principle
Shared: Puzzle · Sci-fi · Story Rich

Portal
Shared: Puzzle · Sci-fi · Singleplayer

Twelve Minutes
Shared: Puzzle · Indie · Time Travel

FAR: Lone Sails
Shared: Puzzle · Atmospheric · 2.5D

STEINS;GATE
Shared: Time Travel · Sci-fi · Story Rich

Little Nightmares
Shared: Puzzle · Atmospheric · Indie

Outer Wilds
Shared: Puzzle · Story Rich · Atmospheric

Gorogoa
Shared: Puzzle · Indie · Atmospheric

OneShot
Shared: Puzzle · Story Rich · Indie

Papers, Please
Shared: Indie · Puzzle · Story Rich

The Beginner's Guide
Shared: Story Rich · Indie · Atmospheric

Chants of Sennaar
Shared: Puzzle · Indie · Singleplayer

Antichamber
Shared: Puzzle · Indie · Minimalist

Seen
Shared: Puzzle · Indie · Atmospheric

Return of the Obra Dinn
Shared: Puzzle · Story Rich · Indie

Sally Face - Episode One
Shared: Puzzle · Story Rich · Indie

Deliver Us The Moon
Shared: Sci-fi · Indie · Puzzle

The Fall
Shared: Sci-fi · Puzzle · Indie

SOMA
Shared: Sci-fi · Story Rich · Atmospheric

Cyberpunk 2077
Shared: Sci-fi · Story Rich · Singleplayer

The Uncertain: Last Quiet Day
Shared: Sci-fi · Puzzle · Indie

In Other Waters
Shared: Indie · Atmospheric · Story Rich

Manifold Garden
Shared: Puzzle · Experimental · Minimalist