Games like Gate Fall
Games like Gate Fall include Terraria, SANABI, Starbound, Forager, and Core Keeper. We matched them by the tags players give Gate Fall on Steam (Action, Adventure, Action-Adventure, Exploration, and Sandbox): closest matches first, and among equally close ones the better-known games.

Terraria
Shared: Sandbox · Adventure · Pixel Graphics

SANABI
Shared: Action · Adventure · Pixel Graphics

Starbound
Shared: Adventure · Sandbox · Pixel Graphics

Forager
Shared: Pixel Graphics · Adventure · Sandbox

Core Keeper
Shared: Exploration · Sandbox · Pixel Graphics

Crimson Desert Enhanced
Shared: Action · Adventure · Exploration

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

Kena: Bridge of Spirits
Shared: Action · Adventure · Action-Adventure

Satisfactory
Shared: Automation · Sandbox · Exploration

The Last Caretaker
Shared: Sandbox · Automation · Crafting

Necesse
Shared: Sandbox · Adventure · Pixel Graphics

Wizard with a Gun
Shared: Action · Adventure · Action-Adventure

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

A Plague Tale: Requiem
Shared: Action · Adventure · Action-Adventure

Farever
Shared: Action · Adventure · Action-Adventure

The Forest
Shared: Adventure · Action · Exploration

Escape From Duckov
Shared: Action · Adventure · Exploration

Lost in Random™
Shared: Action · Adventure · Action-Adventure

Grounded 2
Shared: Adventure · Action · Exploration

STAR WARS Jedi: Survivor™
Shared: Action · Adventure · Action-Adventure

Black Desert
Shared: Sandbox · Exploration · Action-Adventure

TerraTech Worlds
Shared: Sandbox · Exploration · Adventure

Portal Knights
Shared: Adventure · Sandbox · Action

Dungeon Munchies
Shared: Action · Adventure · Indie