Single-player games like Lemuria: Lost in Space
Below are 16 single-player Steam games similar to Lemuria: Lost in Space, 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 Lemuria: Lost in Space page.
Ranked picks
- 1

Within the Cosmos
Single-player alternative to Lemuria: Lost in Space — playable solo, no multiplayer required. Shares Indie and Adventure with Lemuria: Lost in Space.
Within the Cosmos is a sci-fi RPG. After awakening in a secluded star system, you soon discover a fractured human society grappling with an emerging android threat. Explore planets, uncover mysteries, and navigate differing philosophies. Your choices will shape how the story unfolds.
- 2

Allan
Single-player alternative to Lemuria: Lost in Space — playable solo, no multiplayer required. Shares Indie and Adventure with Lemuria: Lost in Space.
Allan is an immersive top-down view dungeon exploration and action game with a unique pixelart 3D style. Face your enemies, break throught the dungeon's puzzle. Walk in the dark. Crawl between those walls without letting them crush you.
- 3

SATURN. LEGACY
Single-player alternative to Lemuria: Lost in Space — playable solo, no multiplayer required. Shares Indie and Adventure with Lemuria: Lost in Space.
Saturn: Legacy is a first-person sci-fi RPG. Embark on a gripping journey: uncover the secrets of a hidden research facility on Earth, fight in robotic bodies across Saturn’s moons, shape the story through your choices, and reclaim the identity that was taken from you.
- 4

Far Horizon
Single-player alternative to Lemuria: Lost in Space — playable solo, no multiplayer required. Shares Indie and Adventure with Lemuria: Lost in Space.
Far Horizon is an action-adventure RPG set in the far reaches of space where floating islands, beautiful vistas, and alien creatures await. Embark on an epic adventure of exploration, ingenuity, and survival as you loot, shoot, and craft to forge your destiny among the stars.
- 5

Ars Vox Arcana
Single-player alternative to Lemuria: Lost in Space — playable solo, no multiplayer required. Shares Indie and Adventure with Lemuria: Lost in Space.
Cast spells with your voice in a fantasy world shaped by language and will. Originally designed for VR, but fully playable on PC without a headset. Your voice is your power—no matter how you play.
- 6

Jack Walker: Ethereal
Single-player alternative to Lemuria: Lost in Space — playable solo, no multiplayer required. Shares Adventure and RPG with Lemuria: Lost in Space.
Jack Walker: Ethereal is a Sci-Fi/Action/RPG game for advanced VR players, with unique movement and combat mechanics. You play as an intergalactic bounty hunter who can fly and shoot laser beams out of his wrist as well as slow down the time. The fate of the universe is in your hands...
- 7

Luciferian - The Conjuring Book
Single-player alternative to Lemuria: Lost in Space — playable solo, no multiplayer required. Shares Indie and Adventure with Lemuria: Lost in Space.
Luciferian is an action RPG, hack & slash, top-down shooter that immerses you into the world of occultism and magic. Fight diverse enemies, escape each level, and summon demons, gaining new abilities as you delve deeper into the dark arts.
- 8

Overload
Single-player alternative to Lemuria: Lost in Space — playable solo, no multiplayer required.
A new six-degree-of-freedom shooter with intuitive controls, amazing lighting and graphics. From the creators of Descent, Overload is the best zero-gravity robot-blasting combat ever.
- 9

Ferrum's Secrets: Where Is Grandpa?
Single-player alternative to Lemuria: Lost in Space — playable solo, no multiplayer required. Shares Indie and Adventure with Lemuria: Lost in Space.
Ferrum city was enveloped by a thick fog. Prominent citizens and scientists disappeared and among them well known inventor working on a number of inventions in the field of electricity. Shortly after his disappearance his granddaughter comes to his house.
- 10

Abrix 2 - Diamond version
Single-player alternative to Lemuria: Lost in Space — playable solo, no multiplayer required. Shares Indie with Lemuria: Lost in Space.
Abrix 2 is an addictive puzzle game for everyone. Try over 170 different levels of puzzles and secrets and help Abrix, a tiny toy robot, to find a way out. Abrix 2 is a continuation of a hit game Abrix the robot. Now with new graphics and full of new stuff it's better than ever.
- 11

Abrix 2 Diamond version
Single-player alternative to Lemuria: Lost in Space — playable solo, no multiplayer required. Shares Indie with Lemuria: Lost in Space.
Abrix 2 is an addictive puzzle game for everyone. Try over 170 different levels of puzzles and secrets and help Abrix, a tiny toy robot, to find a way out. Abrix 2 is a continuation of a hit game Abrix the robot. Now with new graphics and full of new stuff it's better than ever.
- 12

Abrix 2 - Diamond version
Single-player alternative to Lemuria: Lost in Space — playable solo, no multiplayer required. Shares Indie with Lemuria: Lost in Space.
Abrix 2 is an addictive puzzle game for everyone. Try over 170 different levels of puzzles and secrets and help Abrix, a tiny toy robot, to find a way out. Abrix 2 is a continuation of a hit game Abrix the robot. Now with new graphics and full of new stuff it's better than ever.
- 13

Lemuria: Lost in Space - VR Edition
Single-player alternative to Lemuria: Lost in Space — playable solo, no multiplayer required. Shares Indie and Adventure with Lemuria: Lost in Space.
Lemuria: Lost in Space is a unique adventure, full of mysteries, puzzles and shocking discoveries. It's a combination of point 'n click adventure, RPG and survival game.
- 14

Bloody Faerie
Single-player alternative to Lemuria: Lost in Space — playable solo, no multiplayer required. Shares Indie with Lemuria: Lost in Space.
You hate faeries, unicorns and dragons? Take AK-47 and show them what you think about them! The invasion of magic has started! The civilization is collapsing! Don’t wait, take up your gun and fight! Drown the evil, magic creatures in the sea of their blood!
- 15

Siberian Run VR
Single-player alternative to Lemuria: Lost in Space — playable solo, no multiplayer required. Shares Indie and Adventure with Lemuria: Lost in Space.
Survival-adventure VR game with the history in the background. We have to run away from Siberia. During World War II, the Russians deported by trains several hundred thousand people from Eastern Europe, including Poland to Siberia for work camps. You play as one of the displaced people.
- 16

VRAdventure
Single-player alternative to Lemuria: Lost in Space — playable solo, no multiplayer required. Shares Indie and Adventure with Lemuria: Lost in Space.
VRAdventure is a virtual reality adventure game in huge open world. Intuitive fight system brings a lot of fun while exploring secrets of a world haunted by evil forces.