Single-player games like Subterrain
Below are 12 single-player Steam games similar to Subterrain, 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 Subterrain page.
Ranked picks
- 1

Herd is Coming
Single-player alternative to Subterrain — playable solo, no multiplayer required. Shares Indie with Subterrain.
"Herd is Coming" is a survival RPG set in a post apocalyptic world filled with zombies. It's the story of Mike who's survived for 10 years since the outbreak.
- 2

Frozen State
Single-player alternative to Subterrain — playable solo, no multiplayer required. Shares Indie with Subterrain.
Frozen State is a brutal, survival game set in a world embraced by the man-made ice age meant to protect mankind from pestilent hybrids. Bitter cold and numbing fear are the constant companions in the journey through the retro-futuristic Frozen State world.
- 3

Zector 7
Single-player alternative to Subterrain — playable solo, no multiplayer required. Shares Indie with Subterrain.
Craft, Build and Fight alongside your friends across this deadly open-world. Use both modern day and sci-fi tech as you Loot, Harvest and Trade for resources, gear and vehicles in order to survive the wasteland.
- 4

Darkwood
Single-player alternative to Subterrain — playable solo, no multiplayer required.
Darkwood - a new perspective on survival horror. Scavenge and explore a rich, ever-changing free-roam world by day, then hunker down in your hideout and pray for the morning light.
- 5

Terminus: Zombie Survivors
Single-player alternative to Subterrain — playable solo, no multiplayer required. Shares Indie with Subterrain.
Terminus: Zombie Survivors is a 2D turn-based survival roguelike set during a zombie apocalypse. Each journey is unique, and every decision can mean the difference between life and death. Can you brave hunger, cold, and the undead in order to reach the Terminus and find salvation?
- 6

How to Survive
Single-player alternative to Subterrain — playable solo, no multiplayer required.
“A real Gem” – Destructoid at E3 “Offers a different experience for zombie game veterans” – Co-Optimus“Has a lot more going for it than smashing brains and gory, red goo ... With a surprisingly deep crafting system” – GamesRadarYou're shipwrecked on an isolated island, a desperate castaway in a total freakshow world. How will you survive?
- 7

Subnautica: Below Zero
Single-player alternative to Subterrain — playable solo, no multiplayer required. Shares Indie with Subterrain.
Dive into a freezing underwater adventure on an alien planet. Below Zero is set two years after the original Subnautica. Return to Planet 4546B to uncover the truth behind a deadly cover-up. Survive by building habitats, crafting tools, & diving deeper into the world of Subnautica.
- 8

Subnautica
Single-player alternative to Subterrain — playable solo, no multiplayer required. Shares Indie with Subterrain.
Descend into the depths of an alien underwater world filled with wonder and peril. Craft equipment, pilot submarines and out-smart wildlife to explore lush coral reefs, volcanoes, cave systems, and more - all while trying to survive.
- 9

Subterrain: Mines of Titan
Single-player alternative to Subterrain — playable solo, no multiplayer required. Shares Indie with Subterrain.
Awaken from an abandoned stasis pod and discover a doomed mining camp on Titan in an uncompromising turn-based survival RPG. Survive the evolving horrors that lurk below and craft equipment, research new gear, fight against overwhelming odds, or even discover your true fate.
- 10

Barotrauma
Single-player alternative to Subterrain — playable solo, no multiplayer required. Shares Indie with Subterrain.
Barotrauma is a 2D co-op submarine simulator – in space, with survival horror and RPG elements. Steer your submarine, complete missions, fight monsters, fix leaks, operate machinery, man the guns and craft items, and stay alert: danger in Barotrauma doesn’t announce itself!
- 11

Stoneshard
Single-player alternative to Subterrain — playable solo, no multiplayer required. Shares Indie with Subterrain.
Stoneshard is a hardcore turn-based RPG about the harsh life of a medieval mercenary: travel with your own caravan, descend into procedurally generated dungeons, learn new skills, survive hunger and injuries - and remember, every mistake can mean death and loss of progress.
- 12

RemiLore: Lost Girl in the Lands of Lore
Single-player alternative to Subterrain — playable solo, no multiplayer required.
RemiLore: Lost Girl in the Lands of Lore is a “rogue-lite” anime-style adventure set in a colorful fantasy world where players hack-and-slash their way through an army of mechanical monsters using a huge variety of unique melee weapons and devastating magic attacks!