Games like Unknown Space
Games like Unknown Space include DAVE THE DIVER, Terraria, FINAL FANTASY, FINAL FANTASY VI, and Hogwarts Legacy. We matched them by the tags players give Unknown Space on Steam (Adventure, RPG, Exploration, 2D, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

DAVE THE DIVER
Shared: Adventure · Pixel Graphics · Exploration

Terraria
Shared: Adventure · 2D · Pixel Graphics

FINAL FANTASY
Shared: RPG · Pixel Graphics · 2D

FINAL FANTASY VI
Shared: RPG · 2D · Adventure

Hogwarts Legacy
Shared: Adventure · RPG · Exploration

Finding Paradise
Shared: Adventure · Pixel Graphics · RPG

The Elder Scrolls Online - Standard Edition
Shared: RPG · Adventure · Exploration

Starfield
Shared: RPG · Exploration · Space

The Elder Scrolls IV: Oblivion Remastered
Shared: RPG · Adventure · Exploration

Fallout 4
Shared: Exploration · RPG · Adventure

Impostor Factory
Shared: Adventure · Pixel Graphics · RPG

FINAL FANTASY III
Shared: RPG · Adventure · 2D

STAR WARS™ Knights of the Old Republic™
Shared: RPG · Adventure · Sci-fi

The World of Kungfu: Dragon and Eagle
Shared: RPG · Adventure · 2D

Greyfox RPG
Shared: Adventure · RPG · Pixel Graphics

Crimson Desert Enhanced
Shared: Adventure · Exploration · RPG

Hyper Light Drifter
Shared: Adventure · Pixel Graphics · Exploration

Look Outside
Shared: RPG · Pixel Graphics · Adventure

FINAL FANTASY II
Shared: RPG · Exploration · 2D

Chained Echoes
Shared: RPG · Pixel Graphics · 2D

CrossCode
Shared: RPG · Pixel Graphics · 2D

The Elder Scrolls IV: Oblivion® Game of the Year Edition (2009)
Shared: RPG · Adventure · Exploration

Clair Obscur: Expedition 33
Shared: RPG · Exploration · Fantasy

The Witcher 3: Wild Hunt — Remastered
Shared: RPG · Adventure · Fantasy