Single-player games like Asteria
Below are 13 single-player Steam games similar to Asteria, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Asteria page.
Ranked picks
- 1

Edge of Space
Single-player alternative to Asteria — playable solo, no multiplayer required. Shares Action and Indie with Asteria.
Suit up as an operative of the Ark Corporation, sent to the farthest reaches of the universe in search of habitable planets to terraform. However, after the long space journey you awaken from cryosleep to find that your ship has gone way off course and is disabled near a strange new world.
- 2

King Arthur's Gold
Single-player alternative to Asteria — playable solo, no multiplayer required. Shares Action and Indie with Asteria.
Would you enjoy building CASTLES, traps and siege machines in MULTIPLAYER? And then undermine your opponents castle and collapse it with 2D PHYSICS & DESTRUCTION?
- 3

Darkout
Single-player alternative to Asteria — playable solo, no multiplayer required. Shares Action and Indie with Asteria.
Crashed and alone on a world mankind tried to leave behind, Darkout challenges players to survive on Illuna, in harsh, procedurally generated biomes, utilizing the game’s sandbox features to build shelters, craft weapons, and research new technologies.You are not alone.
- 4

Mercenary Kings: Reloaded Edition
Single-player alternative to Asteria — playable solo, no multiplayer required. Shares Action and Indie with Asteria.
Craft your arsenal to avenge your fallen comrades and save the world from the fearsome forces of CLAW!
- 5

Mists of Noyah
Single-player alternative to Asteria — playable solo, no multiplayer required. Shares Action and Indie with Asteria.
Hunt during the day, be hunted during the NIGHT! Mists of Noyah is a co-op survival game with many RPG elements. Fight factions that evolve over the days and bizarre monsters that will terrify you at night! Strengthen your base by rescuing survivors from around the world.
- 6

The Forest
Single-player alternative to Asteria — playable solo, no multiplayer required. Shares Action and Indie with Asteria.
As the lone survivor of a passenger jet crash, you find yourself in a mysterious forest battling to stay alive against a society of cannibalistic mutants. Build, explore, survive in this terrifying first person survival horror simulator.
- 7

Primal Planet
Single-player alternative to Asteria — playable solo, no multiplayer required. Shares Action and Indie with Asteria.
Unveil a heartfelt story of family, dinosaurs, and UFOs! Craft, upgrade, and survive in a realm of primeval predators, savage tribes and... ancient aliens. Rise from a humble cave dweller to the planet’s last hope — alone or in local co-op. Welcome to the dinovania!
- 8

Green Hell
Single-player alternative to Asteria — playable solo, no multiplayer required. Shares Action and Indie with Asteria.
Plunge into the open-world survival simulation set in the extreme conditions of the uncharted Amazon jungle. Use real-life survival techniques to craft, hunt, fight, and gather resources, set a makeshift shelter, or raise a fortress. Survive alone or team up with your friends and challenge the jungle together.
- 9

Terraria
Single-player alternative to Asteria — playable solo, no multiplayer required. Shares Action and Indie with Asteria.
Dig, fight, explore, build! Nothing is impossible in this action-packed adventure game. Four Pack also available!
- 10

Starbound
Single-player alternative to Asteria — playable solo, no multiplayer required. Shares Action and Indie with Asteria.
You’ve fled your home, only to find yourself lost in space with a damaged ship. Your only option is to beam down to the planet below, repair your ship and set off to explore the universe...
- 11

FreeCell Quest
Single-player alternative to Asteria — playable solo, no multiplayer required. Shares Indie with Asteria.
FreeCell Quest is an RPG Free Cell game. You've never played Free Cell like this before! Explore 533 cities while collecting cards, gold, levels, armor, and spells on your epic quest of card sorting! Think quickly before the cards strike and drain your precious health. A new twist on a classic game!
- 12

A Legend of Luca
Single-player alternative to Asteria — playable solo, no multiplayer required. Shares Action and Indie with Asteria.
A Legend of Luca is a VR FPS Rogue-Like! Every run you explore vast dungeons as a freed slave caught in a war between gods. Fight hordes of monsters in search of powerful upgrade combinations to kill a god and unlock new classes.
- 13

Dragon Forge
Single-player alternative to Asteria — playable solo, no multiplayer required. Shares Action and Indie with Asteria.
Become a powerful dragon & automate massive factories! Dragon Forge is an incremental base building adventure game. Uncurse & explore a huge fantasy world full of quests. Gather resources & craft upgrades to become unstoppable! Discover over 100 fables of ancient wisdom at the Dragon Forge.